1201102012212 has 12 divisors (see below), whose sum is σ = 2802571361856. Its totient is φ = 400367337400.

The previous prime is 1201102012183. The next prime is 1201102012259. The reversal of 1201102012212 is 2122102011021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1201102012191 and 1201102012200.

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, 50045917164 + ... + 50045917187.

It is an arithmetic number, because the mean of its divisors is an integer number (233547613488).

Almost surely, 2^{1201102012212} is an apocalyptic number.

1201102012212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201102012212 is an abundant number, since it is smaller than the sum of its proper divisors (1601469349644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201102012212 is a wasteful number, since it uses less digits than its factorization.

1201102012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100091834358 (or 100091834356 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1201102012212 its reverse (2122102011021), we get a palindrome (3323204023233).

The spelling of 1201102012212 in words is "one trillion, two hundred one billion, one hundred two million, twelve thousand, two hundred twelve".