20342201302 has 16 divisors (see below), whose sum is σ = 31512546432. Its totient is φ = 9838330560.

The previous prime is 20342201281. The next prime is 20342201311. The reversal of 20342201302 is 20310224302.

It is a super-2 number, since 2×20342201302² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20342201302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55728 + ... + 209260.

It is an arithmetic number, because the mean of its divisors is an integer number (1969534152).

Almost surely, 2^20342201302 is an apocalyptic number.

20342201302 is a deficient number, since it is larger than the sum of its proper divisors (11170345130).

20342201302 is a wasteful number, since it uses less digits than its factorization.

20342201302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155703.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20342201302 its reverse (20310224302), we get a palindrome (40652425604).

The spelling of 20342201302 in words is "twenty billion, three hundred forty-two million, two hundred one thousand, three hundred two".