120011221100212 has 48 divisors (see below), whose sum is σ = 227588923662912. Its totient is φ = 55043604483840.

The previous prime is 120011221100129. The next prime is 120011221100269. The reversal of 120011221100212 is 212001122110021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72764643 + ... + 74395669.

It is an arithmetic number, because the mean of its divisors is an integer number (4741435909644).

Almost surely, 2^{120011221100212} is an apocalyptic number.

It is an amenable number.

120011221100212 is a deficient number, since it is larger than the sum of its proper divisors (107577702562700).

120011221100212 is a wasteful number, since it uses less digits than its factorization.

120011221100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639888 (or 1639886 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120011221100212 its reverse (212001122110021), we get a palindrome (332012343210233).

It can be divided in two parts, 12001122110021 and 2, that multiplied together give a palindrome (24002244220042).

The spelling of 120011221100212 in words is "one hundred twenty trillion, eleven billion, two hundred twenty-one million, one hundred thousand, two hundred twelve".