100122011010 has 80 divisors (see below), whose sum is σ = 307676546496. Its totient is φ = 22885029792.

The previous prime is 100122010993. The next prime is 100122011039. The reversal of 100122011010 is 10110221001.

It is a happy number.

It is a super-2 number, since 2×100122011010² (a number of 23 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 100122010983 and 100122011001.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8823432 + ... + 8834771.

Almost surely, 2^100122011010 is an apocalyptic number.

100122011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100122011010 is an abundant number, since it is smaller than the sum of its proper divisors (207554535486).

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

100122011010 is a wasteful number, since it uses less digits than its factorization.

100122011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17658229 (or 17658220 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100122011010 its reverse (10110221001), we get a palindrome (110232232011).

The spelling of 100122011010 in words is "one hundred billion, one hundred twenty-two million, eleven thousand, ten".