100120101202122 has 32 divisors (see below), whose sum is σ = 210849164190720. Its totient is φ = 31606373499120.

The previous prime is 100120101202087. The next prime is 100120101202127. The reversal of 100120101202122 is 221202101021001.

It is a super-2 number, since 2×100120101202122² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100120101202127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145496418 + ... + 146182925.

It is an arithmetic number, because the mean of its divisors is an integer number (6589036380960).

Almost surely, 2^{100120101202122} is an apocalyptic number.

100120101202122 is an abundant number, since it is smaller than the sum of its proper divisors (110729062988598).

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

100120101202122 is a wasteful number, since it uses less digits than its factorization.

100120101202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291682378.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100120101202122 its reverse (221202101021001), we get a palindrome (321322202223123).

The spelling of 100120101202122 in words is "one hundred trillion, one hundred twenty billion, one hundred one million, two hundred two thousand, one hundred twenty-two".