100121212010022 has 16 divisors (see below), whose sum is σ = 228848484594432. Its totient is φ = 28606060574280.

The previous prime is 100121212010003. The next prime is 100121212010087. The reversal of 100121212010022 is 220010212121001.

It is a junction number, because it is equal to n+sod(n) for n = 100121212009983 and 100121212010010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191919190554 + ... + 1191919190637.

It is an arithmetic number, because the mean of its divisors is an integer number (14303030287152).

Almost surely, 2^{100121212010022} is an apocalyptic number.

100121212010022 is an abundant number, since it is smaller than the sum of its proper divisors (128727272584410).

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

100121212010022 is a wasteful number, since it uses less digits than its factorization.

100121212010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383838381203.

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

Adding to 100121212010022 its reverse (220010212121001), we get a palindrome (320131424131023).

The spelling of 100121212010022 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twelve million, ten thousand, twenty-two".