101221220001202 has 24 divisors (see below), whose sum is σ = 178856405285760. Its totient is φ = 42831402311880.

The previous prime is 101221220001157. The next prime is 101221220001211. The reversal of 101221220001202 is 202100022122101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6537141574 + ... + 6537157057.

It is an arithmetic number, because the mean of its divisors is an integer number (7452350220240).

Almost surely, 2^{101221220001202} is an apocalyptic number.

101221220001202 is a deficient number, since it is larger than the sum of its proper divisors (77635185284558).

101221220001202 is a wasteful number, since it uses less digits than its factorization.

101221220001202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13074298726 (or 13074298719 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101221220001202 its reverse (202100022122101), we get a palindrome (303321242123303).

The spelling of 101221220001202 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twenty million, one thousand, two hundred two".