1210112001212 has 6 divisors (see below), whose sum is σ = 2117696002128. Its totient is φ = 605056000604.

The previous prime is 1210112001211. The next prime is 1210112001239. The reversal of 1210112001212 is 2121002110121.

It is a super-2 number, since 2×1210112001212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210112001211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151264000148 + ... + 151264000155.

It is an arithmetic number, because the mean of its divisors is an integer number (352949333688).

Almost surely, 2^{1210112001212} is an apocalyptic number.

It is an amenable number.

1210112001212 is a deficient number, since it is larger than the sum of its proper divisors (907584000916).

1210112001212 is a wasteful number, since it uses less digits than its factorization.

1210112001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302528000307 (or 302528000305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210112001212 its reverse (2121002110121), we get a palindrome (3331114111333).

The spelling of 1210112001212 in words is "one trillion, two hundred ten billion, one hundred twelve million, one thousand, two hundred twelve".