10111321010212 has 12 divisors (see below), whose sum is σ = 18735683048460. Its totient is φ = 4758268710656.

The previous prime is 10111321010207. The next prime is 10111321010227. The reversal of 10111321010212 is 21201012311101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8613086257636 + 1498234752576 = 2934806^2 + 1224024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74347948537 + ... + 74347948672.

It is an arithmetic number, because the mean of its divisors is an integer number (1561306920705).

Almost surely, 2^{10111321010212} is an apocalyptic number.

It is an amenable number.

10111321010212 is a deficient number, since it is larger than the sum of its proper divisors (8624362038248).

10111321010212 is a wasteful number, since it uses less digits than its factorization.

10111321010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148695897230 (or 148695897228 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 10111321010212 its reverse (21201012311101), we get a palindrome (31312333321313).

The spelling of 10111321010212 in words is "ten trillion, one hundred eleven billion, three hundred twenty-one million, ten thousand, two hundred twelve".