1011110211212 has 6 divisors (see below), whose sum is σ = 1769442869628. Its totient is φ = 505555105604.

The previous prime is 1011110211211. The next prime is 1011110211217. The reversal of 1011110211212 is 2121120111101.

It is not an unprimeable number, because it can be changed into a prime (1011110211211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126388776398 + ... + 126388776405.

It is an arithmetic number, because the mean of its divisors is an integer number (294907144938).

Almost surely, 2^{1011110211212} is an apocalyptic number.

It is an amenable number.

1011110211212 is a deficient number, since it is larger than the sum of its proper divisors (758332658416).

1011110211212 is a wasteful number, since it uses less digits than its factorization.

1011110211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252777552807 (or 252777552805 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1011110211212 its reverse (2121120111101), we get a palindrome (3132230322313).

The spelling of 1011110211212 in words is "one trillion, eleven billion, one hundred ten million, two hundred eleven thousand, two hundred twelve".