120212021212 has 6 divisors (see below), whose sum is σ = 210371037128. Its totient is φ = 60106010604.

The previous prime is 120212021201. The next prime is 120212021221. The reversal of 120212021212 is 212120212021.

It is a happy number.

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, 15026502648 + ... + 15026502655.

Almost surely, 2^120212021212 is an apocalyptic number.

It is an amenable number.

120212021212 is a deficient number, since it is larger than the sum of its proper divisors (90159015916).

120212021212 is a wasteful number, since it uses less digits than its factorization.

120212021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30053005307 (or 30053005305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120212021212 its reverse (212120212021), we get a palindrome (332332233233).

It can be divided in two parts, 120212021 and 212, that multiplied together give a palindrome (25484948452).

The spelling of 120212021212 in words is "one hundred twenty billion, two hundred twelve million, twenty-one thousand, two hundred twelve".