1012202222211 has 40 divisors (see below), whose sum is σ = 1592311261200. Its totient is φ = 639014806080.

The previous prime is 1012202222191. The next prime is 1012202222237. The reversal of 1012202222211 is 1122222022101.

It is a happy number.

1012202222211 is a `hidden beast` number, since 1 + 0 + 1 + 220 + 222 + 221 + 1 = 666.

It is not a de Polignac number, because 1012202222211 - 2⁶ = 1012202222147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012202222411) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3526245 + ... + 3802473.

It is an arithmetic number, because the mean of its divisors is an integer number (39807781530).

Almost surely, 2^{1012202222211} is an apocalyptic number.

1012202222211 is a deficient number, since it is larger than the sum of its proper divisors (580109038989).

1012202222211 is a wasteful number, since it uses less digits than its factorization.

1012202222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278641 (or 278632 counting only the distinct ones).

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

Adding to 1012202222211 its reverse (1122222022101), we get a palindrome (2134424244312).

The spelling of 1012202222211 in words is "one trillion, twelve billion, two hundred two million, two hundred twenty-two thousand, two hundred eleven".