121112011002212 has 6 divisors (see below), whose sum is σ = 211946019253878. Its totient is φ = 60556005501104.

The previous prime is 121112011002181. The next prime is 121112011002271. The reversal of 121112011002212 is 212200110211121.

It can be written as a sum of positive squares in only one way, i.e., 82379112774436 + 38732898227776 = 9076294^2 + 6223576^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15139001375273 + ... + 15139001375280.

It is an arithmetic number, because the mean of its divisors is an integer number (35324336542313).

Almost surely, 2^{121112011002212} is an apocalyptic number.

It is an amenable number.

121112011002212 is a deficient number, since it is larger than the sum of its proper divisors (90834008251666).

121112011002212 is a wasteful number, since it uses less digits than its factorization.

121112011002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30278002750557 (or 30278002750555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121112011002212 its reverse (212200110211121), we get a palindrome (333312121213333).

The spelling of 121112011002212 in words is "one hundred twenty-one trillion, one hundred twelve billion, eleven million, two thousand, two hundred twelve".