121101002021212 has 12 divisors (see below), whose sum is σ = 221140960212816. Its totient is φ = 57917870531840.

The previous prime is 121101002021191. The next prime is 121101002021243. The reversal of 121101002021212 is 212120200101121.

It is a congruent number.

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, 658157619589 + ... + 658157619772.

It is an arithmetic number, because the mean of its divisors is an integer number (18428413351068).

Almost surely, 2^{121101002021212} is an apocalyptic number.

It is an amenable number.

121101002021212 is a deficient number, since it is larger than the sum of its proper divisors (100039958191604).

121101002021212 is a wasteful number, since it uses less digits than its factorization.

121101002021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316315239388 (or 1316315239386 counting only the distinct ones).

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

Adding to 121101002021212 its reverse (212120200101121), we get a palindrome (333221202122333).

The spelling of 121101002021212 in words is "one hundred twenty-one trillion, one hundred one billion, two million, twenty-one thousand, two hundred twelve".