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102200002002020 = 225131237313176867
BaseRepresentation
bin10111001111001101001010…
…110100001011110001100100
3111101212020001212012210000002
4113033031022310023301210
5101343421101003031040
61001210011024440432
730345464215463156
oct2717151264136144
9441766055183002
10102200002002020
112a62286086631a
12b567065a79118
13450455a24a7c0
141b34713b44ad6
15bc36caeb9a15
hex5cf34ad0bc64

102200002002020 has 48 divisors (see below), whose sum is σ = 231131176049088. Its totient is φ = 37735068497280.

The previous prime is 102200002001927. The next prime is 102200002002031. The reversal of 102200002002020 is 20200200002201.

It is a junction number, because it is equal to n+sod(n) for n = 102200002001992 and 102200002002010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30581627 + ... + 33758493.

It is an arithmetic number, because the mean of its divisors is an integer number (4815232834356).

Almost surely, 2102200002002020 is an apocalyptic number.

102200002002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102200002002020 is an abundant number, since it is smaller than the sum of its proper divisors (128931174047068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102200002002020 is a wasteful number, since it uses less digits than its factorization.

102200002002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300620 (or 3300618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 102200002002020 its reverse (20200200002201), we get a palindrome (122400202004221).

The spelling of 102200002002020 in words is "one hundred two trillion, two hundred billion, two million, two thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 123731 247462 494924 618655 1237310 1608503 2474620 3176867 3217006 6353734 6434012 8042515 12707468 15884335 16085030 31768670 32170060 41299271 63537340 82598542 165197084 206496355 412992710 825985420 393076930777 786153861554 1572307723108 1965384653885 3930769307770 5110000100101 7861538615540 10220000200202 20440000400404 25550000500505 51100001001010 102200002002020