12101120310212 has 6 divisors (see below), whose sum is σ = 21176960542878. Its totient is φ = 6050560155104.

The previous prime is 12101120310193. The next prime is 12101120310239. The reversal of 12101120310212 is 21201302110121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10631095007296 + 1470025302916 = 3260536^2 + 1212446^2 .

It is a super-2 number, since 2×12101120310212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1512640038773 + ... + 1512640038780.

It is an arithmetic number, because the mean of its divisors is an integer number (3529493423813).

Almost surely, 2^{12101120310212} is an apocalyptic number.

It is an amenable number.

12101120310212 is a deficient number, since it is larger than the sum of its proper divisors (9075840232666).

12101120310212 is a wasteful number, since it uses less digits than its factorization.

12101120310212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025280077557 (or 3025280077555 counting only the distinct ones).

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

Adding to 12101120310212 its reverse (21201302110121), we get a palindrome (33302422420333).

The spelling of 12101120310212 in words is "twelve trillion, one hundred one billion, one hundred twenty million, three hundred ten thousand, two hundred twelve".