20122342102 has 8 divisors (see below), whose sum is σ = 30188340576. Its totient is φ = 10059561912.

The previous prime is 20122342091. The next prime is 20122342117. The reversal of 20122342102 is 20124322102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20122342102.

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, 788878 + ... + 813985.

It is an arithmetic number, because the mean of its divisors is an integer number (3773542572).

Almost surely, 2^20122342102 is an apocalyptic number.

20122342102 is a deficient number, since it is larger than the sum of its proper divisors (10065998474).

20122342102 is a wasteful number, since it uses less digits than its factorization.

20122342102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609142.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20122342102 its reverse (20124322102), we get a palindrome (40246664204).

The spelling of 20122342102 in words is "twenty billion, one hundred twenty-two million, three hundred forty-two thousand, one hundred two".