2002111211023 has 16 divisors (see below), whose sum is σ = 2496849937920. Its totient is φ = 1559642104800.

The previous prime is 2002111210907. The next prime is 2002111211059. The reversal of 2002111211023 is 3201121112002.

It is a cyclic number.

It is not a de Polignac number, because 2002111211023 - 2³⁷ = 1864672257551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002111210988 and 2002111211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111211083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3432508 + ... + 3973201.

It is an arithmetic number, because the mean of its divisors is an integer number (156053121120).

Almost surely, 2^{2002111211023} is an apocalyptic number.

2002111211023 is a deficient number, since it is larger than the sum of its proper divisors (494738726897).

2002111211023 is a wasteful number, since it uses less digits than its factorization.

2002111211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7409238.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2002111211023 its reverse (3201121112002), we get a palindrome (5203232323025).

The spelling of 2002111211023 in words is "two trillion, two billion, one hundred eleven million, two hundred eleven thousand, twenty-three".