2221010022012 has 24 divisors (see below), whose sum is σ = 5185389157200. Its totient is φ = 739903468416.

The previous prime is 2221010021983. The next prime is 2221010022031. The reversal of 2221010022012 is 2102200101222.

It is a junction number, because it is equal to n+sod(n) for n = 2221010021982 and 2221010022000.

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, 54129337 + ... + 54170352.

It is an arithmetic number, because the mean of its divisors is an integer number (216057881550).

Almost surely, 2^{2221010022012} is an apocalyptic number.

It is an amenable number.

2221010022012 is an abundant number, since it is smaller than the sum of its proper divisors (2964379135188).

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

2221010022012 is a wasteful number, since it uses less digits than its factorization.

2221010022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108301405 (or 108301403 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2221010022012 its reverse (2102200101222), we get a palindrome (4323210123234).

The spelling of 2221010022012 in words is "two trillion, two hundred twenty-one billion, ten million, twenty-two thousand, twelve".