202144440411 has 6 divisors (see below), whose sum is σ = 291986413940. Its totient is φ = 134762960268.

The previous prime is 202144440409. The next prime is 202144440413. The reversal of 202144440411 is 114044441202.

It is a happy number.

202144440411 is a `hidden beast` number, since 2 + 0 + 214 + 4 + 440 + 4 + 1 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (202144440409) and next prime (202144440413).

It is not a de Polignac number, because 202144440411 - 2¹ = 202144440409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202144440413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11230246681 + ... + 11230246698.

Almost surely, 2^202144440411 is an apocalyptic number.

202144440411 is a deficient number, since it is larger than the sum of its proper divisors (89841973529).

202144440411 is a wasteful number, since it uses less digits than its factorization.

202144440411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22460493385 (or 22460493382 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 202144440411 its reverse (114044441202), we get a palindrome (316188881613).

The spelling of 202144440411 in words is "two hundred two billion, one hundred forty-four million, four hundred forty thousand, four hundred eleven".