100122111101210 has 128 divisors (see below), whose sum is σ = 217298915094528. Its totient is φ = 32764507776000.

The previous prime is 100122111101203. The next prime is 100122111101293. The reversal of 100122111101210 is 12101111221001.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117034115 + ... + 117886505.

It is an arithmetic number, because the mean of its divisors is an integer number (1697647774176).

Almost surely, 2^{100122111101210} is an apocalyptic number.

100122111101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100122111101210 is an abundant number, since it is smaller than the sum of its proper divisors (117176803993318).

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

100122111101210 is a wasteful number, since it uses less digits than its factorization.

100122111101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855180.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100122111101210 its reverse (12101111221001), we get a palindrome (112223222322211).

The spelling of 100122111101210 in words is "one hundred trillion, one hundred twenty-two billion, one hundred eleven million, one hundred one thousand, two hundred ten".