20343756202 has 24 divisors (see below), whose sum is σ = 38724851520. Its totient is φ = 7926138360.

The previous prime is 20343756113. The next prime is 20343756217. The reversal of 20343756202 is 20265734302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9434802 + ... + 9436957.

It is an arithmetic number, because the mean of its divisors is an integer number (1613535480).

Almost surely, 2^20343756202 is an apocalyptic number.

20343756202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20343756202 is a deficient number, since it is larger than the sum of its proper divisors (18381095318).

20343756202 is a wasteful number, since it uses less digits than its factorization.

20343756202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18871786 (or 18871779 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 20343756202 in words is "twenty billion, three hundred forty-three million, seven hundred fifty-six thousand, two hundred two".