101131004221205 has 32 divisors (see below), whose sum is σ = 146032805621760. Its totient is φ = 65679504609600.

The previous prime is 101131004221189. The next prime is 101131004221237. The reversal of 101131004221205 is 502122400131101.

It is not a de Polignac number, because 101131004221205 - 2⁴ = 101131004221189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17923571 + ... + 22880480.

It is an arithmetic number, because the mean of its divisors is an integer number (4563525175680).

Almost surely, 2^{101131004221205} is an apocalyptic number.

It is an amenable number.

101131004221205 is a deficient number, since it is larger than the sum of its proper divisors (44901801400555).

101131004221205 is a wasteful number, since it uses less digits than its factorization.

101131004221205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40807809.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 101131004221205 its reverse (502122400131101), we get a palindrome (603253404352306).

The spelling of 101131004221205 in words is "one hundred one trillion, one hundred thirty-one billion, four million, two hundred twenty-one thousand, two hundred five".