1011212310212 has 24 divisors (see below), whose sum is σ = 1905796877376. Its totient is φ = 466700982048.

The previous prime is 1011212310209. The next prime is 1011212310253. The reversal of 1011212310212 is 2120132121101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1889243 + ... + 2364669.

It is an arithmetic number, because the mean of its divisors is an integer number (79408203224).

Almost surely, 2^{1011212310212} is an apocalyptic number.

It is an amenable number.

1011212310212 is a deficient number, since it is larger than the sum of its proper divisors (894584567164).

1011212310212 is a wasteful number, since it uses less digits than its factorization.

1011212310212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516347 (or 516345 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1011212310212 its reverse (2120132121101), we get a palindrome (3131344431313).

The spelling of 1011212310212 in words is "one trillion, eleven billion, two hundred twelve million, three hundred ten thousand, two hundred twelve".