1011313321212 has 24 divisors (see below), whose sum is σ = 2359756994896. Its totient is φ = 337100738688.

The previous prime is 1011313321211. The next prime is 1011313321241. The reversal of 1011313321212 is 2121233131101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011313321211) 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, 817248 + ... + 1640280.

Almost surely, 2^{1011313321212} is an apocalyptic number.

1011313321212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011313321212 is an abundant number, since it is smaller than the sum of its proper divisors (1348443673684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011313321212 is a wasteful number, since it uses less digits than its factorization.

1011313321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925437 (or 925435 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1011313321212 its reverse (2121233131101), we get a palindrome (3132546452313).

The spelling of 1011313321212 in words is "one trillion, eleven billion, three hundred thirteen million, three hundred twenty-one thousand, two hundred twelve".