200121010111022 has 128 divisors (see below), whose sum is σ = 412361083201536. Its totient is φ = 70322904000000.

The previous prime is 200121010111021. The next prime is 200121010111031. The reversal of 200121010111022 is 220111010121002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 200121010110988 and 200121010111006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121010111021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13014272 + ... + 23866572.

It is an arithmetic number, because the mean of its divisors is an integer number (3221570962512).

Almost surely, 2^{200121010111022} is an apocalyptic number.

200121010111022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200121010111022 is an abundant number, since it is smaller than the sum of its proper divisors (212240073090514).

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

200121010111022 is a wasteful number, since it uses less digits than its factorization.

200121010111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10852546.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200121010111022 its reverse (220111010121002), we get a palindrome (420232020232024).

The spelling of 200121010111022 in words is "two hundred trillion, one hundred twenty-one billion, ten million, one hundred eleven thousand, twenty-two".