2101211002023 has 16 divisors (see below), whose sum is σ = 3256113903360. Its totient is φ = 1180341288576.

The previous prime is 2101211001973. The next prime is 2101211002039. The reversal of 2101211002023 is 3202001121012.

It is not a de Polignac number, because 2101211002023 - 2⁹ = 2101211001511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101211001993 and 2101211002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101211002223) 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, 847945090 + ... + 847947567.

It is an arithmetic number, because the mean of its divisors is an integer number (203507118960).

Almost surely, 2^{2101211002023} is an apocalyptic number.

2101211002023 is a deficient number, since it is larger than the sum of its proper divisors (1154902901337).

2101211002023 is a wasteful number, since it uses less digits than its factorization.

2101211002023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695892726.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2101211002023 its reverse (3202001121012), we get a palindrome (5303212123035).

The spelling of 2101211002023 in words is "two trillion, one hundred one billion, two hundred eleven million, two thousand, twenty-three".