101121101010212 has 6 divisors (see below), whose sum is σ = 176961926767878. Its totient is φ = 50560550505104.

The previous prime is 101121101010179. The next prime is 101121101010253. The reversal of 101121101010212 is 212010101121101.

It can be written as a sum of positive squares in only one way, i.e., 98793938556196 + 2327162454016 = 9939514^2 + 1525504^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12640137626273 + ... + 12640137626280.

It is an arithmetic number, because the mean of its divisors is an integer number (29493654461313).

Almost surely, 2^{101121101010212} is an apocalyptic number.

It is an amenable number.

101121101010212 is a deficient number, since it is larger than the sum of its proper divisors (75840825757666).

101121101010212 is a wasteful number, since it uses less digits than its factorization.

101121101010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25280275252557 (or 25280275252555 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101121101010212 its reverse (212010101121101), we get a palindrome (313131202131313).

The spelling of 101121101010212 in words is "one hundred one trillion, one hundred twenty-one billion, one hundred one million, ten thousand, two hundred twelve".