22122004133402 has 16 divisors (see below), whose sum is σ = 34412851938600. Its totient is φ = 10652955801600.

The previous prime is 22122004133401. The next prime is 22122004133407. The reversal of 22122004133402 is 20433140022122.

It can be written as a sum of positive squares in 4 ways, for example, as 19894623994921 + 2227380138481 = 4460339^2 + 1492441^2 .

It is not an unprimeable number, because it can be changed into a prime (22122004133401) 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, 475555127 + ... + 475601642.

Almost surely, 2^{22122004133402} is an apocalyptic number.

22122004133402 is a deficient number, since it is larger than the sum of its proper divisors (12290847805198).

22122004133402 is a wasteful number, since it uses less digits than its factorization.

22122004133402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951157201.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 22122004133402 its reverse (20433140022122), we get a palindrome (42555144155524).

The spelling of 22122004133402 in words is "twenty-two trillion, one hundred twenty-two billion, four million, one hundred thirty-three thousand, four hundred two".