100122110121210 has 32 divisors (see below), whose sum is σ = 240325753306752. Its totient is φ = 26695597252800.

The previous prime is 100122110121181. The next prime is 100122110121251. The reversal of 100122110121210 is 12121011221001.

It is a happy number.

It is a super-3 number, since 3×100122110121210³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100122110121210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226782849 + ... + 227223908.

It is an arithmetic number, because the mean of its divisors is an integer number (7510179790836).

Almost surely, 2^{100122110121210} is an apocalyptic number.

100122110121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100122110121210 is an abundant number, since it is smaller than the sum of its proper divisors (140203643185542).

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

100122110121210 is a wasteful number, since it uses less digits than its factorization.

100122110121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454014118.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100122110121210 its reverse (12121011221001), we get a palindrome (112243121342211).

The spelling of 100122110121210 in words is "one hundred trillion, one hundred twenty-two billion, one hundred ten million, one hundred twenty-one thousand, two hundred ten".