102002001222 has 32 divisors (see below), whose sum is σ = 222632242560. Its totient is φ = 30898249920.

The previous prime is 102002001193. The next prime is 102002001251. The reversal of 102002001222 is 222100200201.

It is an interprime number because it is at equal distance from previous prime (102002001193) and next prime (102002001251).

It is a junction number, because it is equal to n+sod(n) for n = 102002001198 and 102002001207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105772 + ... + 463887.

It is an arithmetic number, because the mean of its divisors is an integer number (6957257580).

Almost surely, 2^102002001222 is an apocalyptic number.

102002001222 is an abundant number, since it is smaller than the sum of its proper divisors (120630241338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102002001222 is a wasteful number, since it uses less digits than its factorization.

102002001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572388.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102002001222 its reverse (222100200201), we get a palindrome (324102201423).

The spelling of 102002001222 in words is "one hundred two billion, two million, one thousand, two hundred twenty-two".