100122122201012 has 48 divisors (see below), whose sum is σ = 181711586112000. Its totient is φ = 48219760529280.

The previous prime is 100122122200979. The next prime is 100122122201039. The reversal of 100122122201012 is 210102221221001.

It is a congruent number.

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, 91830239 + ... + 92914137.

It is an arithmetic number, because the mean of its divisors is an integer number (3785658044000).

Almost surely, 2^{100122122201012} is an apocalyptic number.

It is an amenable number.

100122122201012 is a deficient number, since it is larger than the sum of its proper divisors (81589463910988).

100122122201012 is a wasteful number, since it uses less digits than its factorization.

100122122201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087416 (or 1087414 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100122122201012 its reverse (210102221221001), we get a palindrome (310224343422013).

The spelling of 100122122201012 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred one thousand, twelve".