20110120102 has 8 divisors (see below), whose sum is σ = 30165960312. Its totient is φ = 10054800000.

The previous prime is 20110120091. The next prime is 20110120133. The reversal of 20110120102 is 20102101102.

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

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, 11899 + ... + 200902.

It is an arithmetic number, because the mean of its divisors is an integer number (3770745039).

Almost surely, 2^20110120102 is an apocalyptic number.

20110120102 is a deficient number, since it is larger than the sum of its proper divisors (10055840210).

20110120102 is a wasteful number, since it uses less digits than its factorization.

20110120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260054.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20110120102 its reverse (20102101102), we get a palindrome (40212221204).

The spelling of 20110120102 in words is "twenty billion, one hundred ten million, one hundred twenty thousand, one hundred two".