100122003120 has 40 divisors (see below), whose sum is σ = 310378210416. Its totient is φ = 26699200768.

The previous prime is 100122003119. The next prime is 100122003127. The reversal of 100122003120 is 21300221001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×100122003120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100122003096 and 100122003105.

It is not an unprimeable number, because it can be changed into a prime (100122003127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208587267 + ... + 208587746.

Almost surely, 2^100122003120 is an apocalyptic number.

100122003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122003120 is an abundant number, since it is smaller than the sum of its proper divisors (210256207296).

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

100122003120 is a wasteful number, since it uses less digits than its factorization.

100122003120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417175029 (or 417175023 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100122003120 its reverse (21300221001), we get a palindrome (121422224121).

The spelling of 100122003120 in words is "one hundred billion, one hundred twenty-two million, three thousand, one hundred twenty".