20411344311402 has 48 divisors (see below), whose sum is σ = 44876170021536. Its totient is φ = 6184573480800.

The previous prime is 20411344311359. The next prime is 20411344311439.

It is a happy number.

20411344311402 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 20411344311402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5053768 + ... + 8146364.

It is an arithmetic number, because the mean of its divisors is an integer number (934920208782).

Almost surely, 2^{20411344311402} is an apocalyptic number.

20411344311402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20411344311402 is an abundant number, since it is smaller than the sum of its proper divisors (24464825710134).

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

20411344311402 is a wasteful number, since it uses less digits than its factorization.

20411344311402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101715 (or 3101704 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

It can be divided in two parts, 2041134 and 4311402, that added together give a palindrome (6352536).

The spelling of 20411344311402 in words is "twenty trillion, four hundred eleven billion, three hundred forty-four million, three hundred eleven thousand, four hundred two".