210121000120022 has 16 divisors (see below), whose sum is σ = 318432588253920. Its totient is φ = 103976816241408.

The previous prime is 210121000120021. The next prime is 210121000120051. The reversal of 210121000120022 is 220021000121012.

It is a junction number, because it is equal to n+sod(n) for n = 210121000119979 and 210121000120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210121000120021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32533679 + ... + 38453637.

It is an arithmetic number, because the mean of its divisors is an integer number (19902036765870).

Almost surely, 2^{210121000120022} is an apocalyptic number.

210121000120022 is a deficient number, since it is larger than the sum of its proper divisors (108311588133898).

210121000120022 is a wasteful number, since it uses less digits than its factorization.

210121000120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6103015.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210121000120022 its reverse (220021000121012), we get a palindrome (430142000241034).

The spelling of 210121000120022 in words is "two hundred ten trillion, one hundred twenty-one billion, one hundred twenty thousand, twenty-two".