101221033011104 has 12 divisors (see below), whose sum is σ = 199278908740674. Its totient is φ = 50610516505536.

The previous prime is 101221033011017. The next prime is 101221033011107. The reversal of 101221033011104 is 401110330122101.

It can be written as a sum of positive squares in only one way, i.e., 96498008755600 + 4723024255504 = 9823340^2 + 2173252^2 .

It is not an unprimeable number, because it can be changed into a prime (101221033011107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581578640767 + ... + 1581578640830.

Almost surely, 2^{101221033011104} is an apocalyptic number.

It is an amenable number.

101221033011104 is a deficient number, since it is larger than the sum of its proper divisors (98057875729570).

101221033011104 is an equidigital number, since it uses as much as digits as its factorization.

101221033011104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163157281607 (or 3163157281599 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 101221033011104 its reverse (401110330122101), we get a palindrome (502331363133205).

The spelling of 101221033011104 in words is "one hundred one trillion, two hundred twenty-one billion, thirty-three million, eleven thousand, one hundred four".