100121322211012 has 12 divisors (see below), whose sum is σ = 176819766290860. Its totient is φ = 49601388985056.

The previous prime is 100121322210983. The next prime is 100121322211021. The reversal of 100121322211012 is 210112223121001.

It can be written as a sum of positive squares in 2 ways, for example, as 87322558379716 + 12798763831296 = 9344654^2 + 3577536^2 .

It is a super-2 number, since 2×100121322211012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114818029623 + ... + 114818030494.

Almost surely, 2^{100121322211012} is an apocalyptic number.

It is an amenable number.

100121322211012 is a deficient number, since it is larger than the sum of its proper divisors (76698444079848).

100121322211012 is a wasteful number, since it uses less digits than its factorization.

100121322211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229636060230 (or 229636060228 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 100121322211012 its reverse (210112223121001), we get a palindrome (310233545332013).

The spelling of 100121322211012 in words is "one hundred trillion, one hundred twenty-one billion, three hundred twenty-two million, two hundred eleven thousand, twelve".