2202211221012 has 60 divisors (see below), whose sum is σ = 6280380158976. Its totient is φ = 667336732560.

The previous prime is 2202211220999. The next prime is 2202211221053. The reversal of 2202211221012 is 2101221122022.

It is a happy number.

2202211221012 is a `hidden beast` number, since 220 + 2 + 211 + 221 + 0 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 308948628 + ... + 308955755.

Almost surely, 2^{2202211221012} is an apocalyptic number.

2202211221012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2202211221012 is an abundant number, since it is smaller than the sum of its proper divisors (4078168937964).

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

2202211221012 is a wasteful number, since it uses less digits than its factorization.

2202211221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617904410 (or 617904399 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2202211221012 its reverse (2101221122022), we get a palindrome (4303432343034).

The spelling of 2202211221012 in words is "two trillion, two hundred two billion, two hundred eleven million, two hundred twenty-one thousand, twelve".