22122012212130 has 64 divisors (see below), whose sum is σ = 53501878425600. Its totient is φ = 5853759687360.

The previous prime is 22122012212129. The next prime is 22122012212227. The reversal of 22122012212130 is 3121221022122.

It is a super-2 number, since 2×22122012212130² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22122012212097 and 22122012212106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57891031 + ... + 58271909.

It is an arithmetic number, because the mean of its divisors is an integer number (835966850400).

Almost surely, 2^{22122012212130} is an apocalyptic number.

22122012212130 is an abundant number, since it is smaller than the sum of its proper divisors (31379866213470).

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

22122012212130 is a wasteful number, since it uses less digits than its factorization.

22122012212130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395799.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22122012212130 its reverse (3121221022122), we get a palindrome (25243233234252).

The spelling of 22122012212130 in words is "twenty-two trillion, one hundred twenty-two billion, twelve million, two hundred twelve thousand, one hundred thirty".