31342202102 has 8 divisors (see below), whose sum is σ = 47080371312. Its totient is φ = 15648745000.

The previous prime is 31342202063. The next prime is 31342202107. The reversal of 31342202102 is 20120224313.

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

It is a super-2 number, since 2×31342202102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31342202107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11176274 + ... + 11179077.

It is an arithmetic number, because the mean of its divisors is an integer number (5885046414).

Almost surely, 2^31342202102 is an apocalyptic number.

31342202102 is a deficient number, since it is larger than the sum of its proper divisors (15738169210).

31342202102 is a wasteful number, since it uses less digits than its factorization.

31342202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22356054.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 31342202102 its reverse (20120224313), we get a palindrome (51462426415).

The spelling of 31342202102 in words is "thirty-one billion, three hundred forty-two million, two hundred two thousand, one hundred two".