2001049898143 has 2 divisors, whose sum is σ = 2001049898144. Its totient is φ = 2001049898142.

The previous prime is 2001049898083. The next prime is 2001049898179. The reversal of 2001049898143 is 3418989401002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001049898143 - 2¹⁷ = 2001049767071 is a prime.

It is a super-2 number, since 2×2001049898143² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001049892143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000524949071 + 1000524949072.

It is an arithmetic number, because the mean of its divisors is an integer number (1000524949072).

Almost surely, 2^{2001049898143} is an apocalyptic number.

2001049898143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001049898143 is an equidigital number, since it uses as much as digits as its factorization.

2001049898143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 49.

The spelling of 2001049898143 in words is "two trillion, one billion, forty-nine million, eight hundred ninety-eight thousand, one hundred forty-three".