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10102022100 = 223252197227251
BaseRepresentation
bin10010110100010000…
…01001111111010100
3222002000201220010200
421122020021333110
5131142104201400
64350225220500
7505223525322
oct113210117724
928060656120
1010102022100
1143143677a5
121b5b191730
13c4cb8b491
146bb91cd12
153e1d11b00
hex25a209fd4

10102022100 has 216 divisors, whose sum is σ = 32092508448. Its totient is φ = 2657760000.

The previous prime is 10102022093. The next prime is 10102022101. The reversal of 10102022100 is 122020101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102022101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 40246975 + ... + 40247225.

It is an arithmetic number, because the mean of its divisors is an integer number (148576428).

Almost surely, 210102022100 is an apocalyptic number.

10102022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10102022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16046254224).

10102022100 is an abundant number, since it is smaller than the sum of its proper divisors (21990486348).

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

10102022100 is a wasteful number, since it uses less digits than its factorization.

10102022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10102022100 its reverse (122020101), we get a palindrome (10224042201).

The spelling of 10102022100 in words is "ten billion, one hundred two million, twenty-two thousand, one hundred".