101761711512212 has 6 divisors (see below), whose sum is σ = 178082995146378. Its totient is φ = 50880855756104.

The previous prime is 101761711512179. The next prime is 101761711512221. The reversal of 101761711512212 is 212215117167101.

It can be written as a sum of positive squares in only one way, i.e., 93886526524036 + 7875184988176 = 9689506^2 + 2806276^2 .

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, 12720213939023 + ... + 12720213939030.

It is an arithmetic number, because the mean of its divisors is an integer number (29680499191063).

Almost surely, 2^{101761711512212} is an apocalyptic number.

It is an amenable number.

101761711512212 is a deficient number, since it is larger than the sum of its proper divisors (76321283634166).

101761711512212 is a wasteful number, since it uses less digits than its factorization.

101761711512212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25440427878057 (or 25440427878055 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 38.

Adding to 101761711512212 its reverse (212215117167101), we get a palindrome (313976828679313).

The spelling of 101761711512212 in words is "one hundred one trillion, seven hundred sixty-one billion, seven hundred eleven million, five hundred twelve thousand, two hundred twelve".