22012202210012 has 24 divisors (see below), whose sum is σ = 45098170383840. Its totient is φ = 9203708240640.

The previous prime is 22012202209973. The next prime is 22012202210041. The reversal of 22012202210012 is 21001220221022.

It is a happy number.

It is a super-2 number, since 2×22012202210012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9587194937 + ... + 9587197232.

It is an arithmetic number, because the mean of its divisors is an integer number (1879090432660).

Almost surely, 2^{22012202210012} is an apocalyptic number.

It is an amenable number.

22012202210012 is an abundant number, since it is smaller than the sum of its proper divisors (23085968173828).

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

22012202210012 is a wasteful number, since it uses less digits than its factorization.

22012202210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19174392221 (or 19174392219 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22012202210012 its reverse (21001220221022), we get a palindrome (43013422431034).

The spelling of 22012202210012 in words is "twenty-two trillion, twelve billion, two hundred two million, two hundred ten thousand, twelve".