10211222012212 has 24 divisors (see below), whose sum is σ = 20080931584896. Its totient is φ = 4507964232288.

The previous prime is 10211222012203. The next prime is 10211222012219. The reversal of 10211222012212 is 21221022211201.

It is a self number, because there is not a number n which added to its sum of digits gives 10211222012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211222012219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4268904328 + ... + 4268906719.

It is an arithmetic number, because the mean of its divisors is an integer number (836705482704).

Almost surely, 2^{10211222012212} is an apocalyptic number.

It is an amenable number.

10211222012212 is a deficient number, since it is larger than the sum of its proper divisors (9869709572684).

10211222012212 is a wasteful number, since it uses less digits than its factorization.

10211222012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8537811087 (or 8537811085 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10211222012212 its reverse (21221022211201), we get a palindrome (31432244223413).

The spelling of 10211222012212 in words is "ten trillion, two hundred eleven billion, two hundred twenty-two million, twelve thousand, two hundred twelve".