102001222022012 has 24 divisors (see below), whose sum is σ = 181618136160720. Its totient is φ = 50114122502400.

The previous prime is 102001222021997. The next prime is 102001222022057. The reversal of 102001222022012 is 210220222100201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474458087 + ... + 474673022.

It is an arithmetic number, because the mean of its divisors is an integer number (7567422340030).

Almost surely, 2^{102001222022012} is an apocalyptic number.

It is an amenable number.

102001222022012 is a deficient number, since it is larger than the sum of its proper divisors (79616914138708).

102001222022012 is a wasteful number, since it uses less digits than its factorization.

102001222022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949131581 (or 949131579 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102001222022012 its reverse (210220222100201), we get a palindrome (312221444122213).

The spelling of 102001222022012 in words is "one hundred two trillion, one billion, two hundred twenty-two million, twenty-two thousand, twelve".