2100210330023 has 16 divisors (see below), whose sum is σ = 2395725726240. Its totient is φ = 1823919399936.

The previous prime is 2100210329957. The next prime is 2100210330103. The reversal of 2100210330023 is 3200330120012.

It is a cyclic number.

It is not a de Polignac number, because 2100210330023 - 2²² = 2100206135719 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 2100210329983 and 2100210330010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100210330223) 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, 1237313 + ... + 2394026.

It is an arithmetic number, because the mean of its divisors is an integer number (149732857890).

Almost surely, 2^{2100210330023} is an apocalyptic number.

2100210330023 is a deficient number, since it is larger than the sum of its proper divisors (295515396217).

2100210330023 is a wasteful number, since it uses less digits than its factorization.

2100210330023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633986.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2100210330023 its reverse (3200330120012), we get a palindrome (5300540450035).

The spelling of 2100210330023 in words is "two trillion, one hundred billion, two hundred ten million, three hundred thirty thousand, twenty-three".