2002000211431 has 4 divisors (see below), whose sum is σ = 2184000230664. Its totient is φ = 1820000192200.

The previous prime is 2002000211369. The next prime is 2002000211447. The reversal of 2002000211431 is 1341120002002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2002000211431 - 2¹³ = 2002000203239 is a prime.

It is a super-2 number, since 2×2002000211431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002000311431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91000009600 + ... + 91000009621.

It is an arithmetic number, because the mean of its divisors is an integer number (546000057666).

Almost surely, 2^{2002000211431} is an apocalyptic number.

2002000211431 is a deficient number, since it is larger than the sum of its proper divisors (182000019233).

2002000211431 is a wasteful number, since it uses less digits than its factorization.

2002000211431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182000019232.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2002000211431 its reverse (1341120002002), we get a palindrome (3343120213433).

The spelling of 2002000211431 in words is "two trillion, two billion, two hundred eleven thousand, four hundred thirty-one".