102102212058 has 64 divisors (see below), whose sum is σ = 269568580608. Its totient is φ = 24960049920.

The previous prime is 102102212011. The next prime is 102102212059. The reversal of 102102212058 is 850212201201.

102102212058 is a modest number, since divided by 212058 gives 102102 as remainder.

It is not an unprimeable number, because it can be changed into a prime (102102212059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6492160 + ... + 6507867.

It is an arithmetic number, because the mean of its divisors is an integer number (4212009072).

Almost surely, 2^102102212058 is an apocalyptic number.

102102212058 is an abundant number, since it is smaller than the sum of its proper divisors (167466368550).

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

102102212058 is a wasteful number, since it uses less digits than its factorization.

102102212058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13000067.

The product of its (nonzero) digits is 640, while the sum is 24.

Adding to 102102212058 its reverse (850212201201), we get a palindrome (952314413259).

The spelling of 102102212058 in words is "one hundred two billion, one hundred two million, two hundred twelve thousand, fifty-eight".