102210220121002 has 16 divisors (see below), whose sum is σ = 175553830239552. Its totient is φ = 43720302543840.

The previous prime is 102210220120999. The next prime is 102210220121059. The reversal of 102210220121002 is 200121022012201.

It is a happy 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, 7006451448 + ... + 7006466035.

It is an arithmetic number, because the mean of its divisors is an integer number (10972114389972).

Almost surely, 2^{102210220121002} is an apocalyptic number.

102210220121002 is a deficient number, since it is larger than the sum of its proper divisors (73343610118550).

102210220121002 is a wasteful number, since it uses less digits than its factorization.

102210220121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14012918013.

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

Adding to 102210220121002 its reverse (200121022012201), we get a palindrome (302331242133203).

The spelling of 102210220121002 in words is "one hundred two trillion, two hundred ten billion, two hundred twenty million, one hundred twenty-one thousand, two".