101211210202112 has 22 divisors (see below), whose sum is σ = 202323581333808. Its totient is φ = 50605605100544.

The previous prime is 101211210202111. The next prime is 101211210202129. The reversal of 101211210202112 is 211202012112101.

It is a super-2 number, since 2×101211210202112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211210202111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49419535208 + ... + 49419537255.

It is an arithmetic number, because the mean of its divisors is an integer number (9196526424264).

Almost surely, 2^{101211210202112} is an apocalyptic number.

It is an amenable number.

101211210202112 is a deficient number, since it is larger than the sum of its proper divisors (101112371131696).

101211210202112 is an frugal number, since it uses more digits than its factorization.

101211210202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98839072483 (or 98839072465 counting only the distinct ones).

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

Adding to 101211210202112 its reverse (211202012112101), we get a palindrome (312413222314213).

The spelling of 101211210202112 in words is "one hundred one trillion, two hundred eleven billion, two hundred ten million, two hundred two thousand, one hundred twelve".