101211020211212 has 6 divisors (see below), whose sum is σ = 177119285369628. Its totient is φ = 50605510105604.

The previous prime is 101211020211167. The next prime is 101211020211241. The reversal of 101211020211212 is 212112020112101.

It is a super-2 number, since 2×101211020211212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12651377526398 + ... + 12651377526405.

It is an arithmetic number, because the mean of its divisors is an integer number (29519880894938).

Almost surely, 2^{101211020211212} is an apocalyptic number.

It is an amenable number.

101211020211212 is a deficient number, since it is larger than the sum of its proper divisors (75908265158416).

101211020211212 is a wasteful number, since it uses less digits than its factorization.

101211020211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25302755052807 (or 25302755052805 counting only the distinct ones).

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

Adding to 101211020211212 its reverse (212112020112101), we get a palindrome (313323040323313).

The spelling of 101211020211212 in words is "one hundred one trillion, two hundred eleven billion, twenty million, two hundred eleven thousand, two hundred twelve".