100121210021022 has 32 divisors (see below), whose sum is σ = 201831786097920. Its totient is φ = 33108995861760.

The previous prime is 100121210021017. The next prime is 100121210021059. The reversal of 100121210021022 is 220120012121001.

It is a junction number, because it is equal to n+sod(n) for n = 100121210020992 and 100121210021010.

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, 16580883 + ... + 21798350.

It is an arithmetic number, because the mean of its divisors is an integer number (6307243315560).

Almost surely, 2^{100121210021022} is an apocalyptic number.

100121210021022 is an abundant number, since it is smaller than the sum of its proper divisors (101710576076898).

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

100121210021022 is a wasteful number, since it uses less digits than its factorization.

100121210021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38382688.

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

Adding to 100121210021022 its reverse (220120012121001), we get a palindrome (320241222142023).

The spelling of 100121210021022 in words is "one hundred trillion, one hundred twenty-one billion, two hundred ten million, twenty-one thousand, twenty-two".