212011013012 has 6 divisors (see below), whose sum is σ = 371019272778. Its totient is φ = 106005506504.

The previous prime is 212011012981. The next prime is 212011013051. The reversal of 212011013012 is 210310110212.

It can be written as a sum of positive squares in only one way, i.e., 211660724356 + 350288656 = 460066^2 + 18716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26501376623 + ... + 26501376630.

It is an arithmetic number, because the mean of its divisors is an integer number (61836545463).

Almost surely, 2^212011013012 is an apocalyptic number.

It is an amenable number.

212011013012 is a deficient number, since it is larger than the sum of its proper divisors (159008259766).

212011013012 is a wasteful number, since it uses less digits than its factorization.

212011013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53002753257 (or 53002753255 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 212011013012 its reverse (210310110212), we get a palindrome (422321123224).

It can be divided in two parts, 21201 and 1013012, that multiplied together give a palindrome (21476867412).

The spelling of 212011013012 in words is "two hundred twelve billion, eleven million, thirteen thousand, twelve".