20341011402 has 24 divisors (see below), whose sum is σ = 44087004000. Its totient is φ = 6778058280.

The previous prime is 20341011401. The next prime is 20341011433. The reversal of 20341011402 is 20411014302.

20341011402 is a `hidden beast` number, since 203 + 410 + 11 + 40 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (20341011401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134424 + ... + 242387.

It is an arithmetic number, because the mean of its divisors is an integer number (1836958500).

Almost surely, 2^20341011402 is an apocalyptic number.

20341011402 is an abundant number, since it is smaller than the sum of its proper divisors (23745992598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20341011402 is a wasteful number, since it uses less digits than its factorization.

20341011402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379818 (or 379815 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20341011402 its reverse (20411014302), we get a palindrome (40752025704).

The spelling of 20341011402 in words is "twenty billion, three hundred forty-one million, eleven thousand, four hundred two".