102021110102 has 8 divisors (see below), whose sum is σ = 153877144512. Its totient is φ = 50728728600.

The previous prime is 102021110089. The next prime is 102021110153. The reversal of 102021110102 is 201011120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×102021110102³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140912774 + ... + 140913497.

It is an arithmetic number, because the mean of its divisors is an integer number (19234643064).

Almost surely, 2^102021110102 is an apocalyptic number.

102021110102 is a deficient number, since it is larger than the sum of its proper divisors (51856034410).

102021110102 is a wasteful number, since it uses less digits than its factorization.

102021110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281826454.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102021110102 its reverse (201011120201), we get a palindrome (303032230303).

The spelling of 102021110102 in words is "one hundred two billion, twenty-one million, one hundred ten thousand, one hundred two".