102102222220022 has 32 divisors (see below), whose sum is σ = 163741681958400. Its totient is φ = 47580183370368.

The previous prime is 102102222220013. The next prime is 102102222220087. The reversal of 102102222220022 is 220022222201201.

It is a junction number, because it is equal to n+sod(n) for n = 102102222219976 and 102102222220003.

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, 120463229 + ... + 121307847.

It is an arithmetic number, because the mean of its divisors is an integer number (5116927561200).

Almost surely, 2^{102102222220022} is an apocalyptic number.

102102222220022 is a deficient number, since it is larger than the sum of its proper divisors (61639459738378).

102102222220022 is a wasteful number, since it uses less digits than its factorization.

102102222220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879260.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 102102222220022 its reverse (220022222201201), we get a palindrome (322124444421223).

The spelling of 102102222220022 in words is "one hundred two trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty thousand, twenty-two".