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122022002101 = 1071140392543
BaseRepresentation
bin111000110100100010…
…0111111110110110101
3102122221220220221221011
41301221010333312311
53444400113031401
6132020042552221
711546550622156
oct1615104776665
9378856827834
10122022002101
114782726a23a
121b794b08671
13b67809620c
145c97acb92d
153292762451
hex1c6913fdb5

122022002101 has 4 divisors (see below), whose sum is σ = 123162394752. Its totient is φ = 120881609452.

The previous prime is 122022002071. The next prime is 122022002119. The reversal of 122022002101 is 101200220221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122022002101 - 29 = 122022001589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122022002191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570196165 + ... + 570196378.

It is an arithmetic number, because the mean of its divisors is an integer number (30790598688).

Almost surely, 2122022002101 is an apocalyptic number.

It is an amenable number.

122022002101 is a deficient number, since it is larger than the sum of its proper divisors (1140392651).

122022002101 is a wasteful number, since it uses less digits than its factorization.

122022002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140392650.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122022002101 its reverse (101200220221), we get a palindrome (223222222322).

The spelling of 122022002101 in words is "one hundred twenty-two billion, twenty-two million, two thousand, one hundred one".

Divisors: 1 107 1140392543 122022002101