10111230311212 has 12 divisors (see below), whose sum is σ = 17698731123640. Its totient is φ = 5054449990176.

The previous prime is 10111230311207. The next prime is 10111230311219. The reversal of 10111230311212 is 21211303211101.

It is a self number, because there is not a number n which added to its sum of digits gives 10111230311212.

It is not an unprimeable number, because it can be changed into a prime (10111230311219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291271833 + ... + 291306544.

Almost surely, 2^{10111230311212} is an apocalyptic number.

It is an amenable number.

10111230311212 is a deficient number, since it is larger than the sum of its proper divisors (7587500812428).

10111230311212 is a wasteful number, since it uses less digits than its factorization.

10111230311212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582582720 (or 582582718 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 10111230311212 its reverse (21211303211101), we get a palindrome (31322533522313).

The spelling of 10111230311212 in words is "ten trillion, one hundred eleven billion, two hundred thirty million, three hundred eleven thousand, two hundred twelve".