2212012021012 has 48 divisors (see below), whose sum is σ = 3984167577600. Its totient is φ = 1073809204992.

The previous prime is 2212012020979. The next prime is 2212012021027. The reversal of 2212012021012 is 2101202102122.

It is a happy number.

It is a super-2 number, since 2×2212012021012² (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 137700493 + ... + 137716555.

It is an arithmetic number, because the mean of its divisors is an integer number (83003491200).

Almost surely, 2^{2212012021012} is an apocalyptic number.

It is an amenable number.

2212012021012 is a deficient number, since it is larger than the sum of its proper divisors (1772155556588).

2212012021012 is a wasteful number, since it uses less digits than its factorization.

2212012021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18040 (or 18038 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2212012021012 its reverse (2101202102122), we get a palindrome (4313214123134).

The spelling of 2212012021012 in words is "two trillion, two hundred twelve billion, twelve million, twenty-one thousand, twelve".