20411203422 has 16 divisors (see below), whose sum is σ = 40930122240. Its totient is φ = 6785781912.

The previous prime is 20411203411. The next prime is 20411203433. The reversal of 20411203422 is 22430211402.

It is an interprime number because it is at equal distance from previous prime (20411203411) and next prime (20411203433).

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, 4485678 + ... + 4490225.

It is an arithmetic number, because the mean of its divisors is an integer number (2558132640).

Almost surely, 2^20411203422 is an apocalyptic number.

20411203422 is an abundant number, since it is smaller than the sum of its proper divisors (20518918818).

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

20411203422 is a wasteful number, since it uses less digits than its factorization.

20411203422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8976287.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20411203422 its reverse (22430211402), we get a palindrome (42841414824).

The spelling of 20411203422 in words is "twenty billion, four hundred eleven million, two hundred three thousand, four hundred twenty-two".