210122100212022 has 96 divisors (see below), whose sum is σ = 470959914297600. Its totient is φ = 67653542032704.

The previous prime is 210122100212009. The next prime is 210122100212029. The reversal of 210122100212022 is 220212001221012.

It is a happy number.

210122100212022 is a `hidden beast` number, since 210 + 1 + 221 + 0 + 0 + 212 + 0 + 22 = 666.

210122100212022 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210122100212022² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 210122100211986 and 210122100212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210122100212029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1909468879 + ... + 1909578917.

It is an arithmetic number, because the mean of its divisors is an integer number (4905832440600).

Almost surely, 2^{210122100212022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210122100212022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235479957148800).

210122100212022 is an abundant number, since it is smaller than the sum of its proper divisors (260837814085578).

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

210122100212022 is a wasteful number, since it uses less digits than its factorization.

210122100212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130850 (or 130847 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 210122100212022 its reverse (220212001221012), we get a palindrome (430334101433034).

The spelling of 210122100212022 in words is "two hundred ten trillion, one hundred twenty-two billion, one hundred million, two hundred twelve thousand, twenty-two".