210002001220023 has 16 divisors (see below), whose sum is σ = 294747179940480. Its totient is φ = 132629454778464.

The previous prime is 210002001220007. The next prime is 210002001220043. The reversal of 210002001220023 is 320022100200012.

It is a happy number.

It is not a de Polignac number, because 210002001220023 - 2⁴ = 210002001220007 is a prime.

It is a super-2 number, since 2×210002001220023² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210002001219984 and 210002001220011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210002001220043) 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, 44805036 + ... + 49269617.

It is an arithmetic number, because the mean of its divisors is an integer number (18421698746280).

Almost surely, 2^{210002001220023} is an apocalyptic number.

210002001220023 is a deficient number, since it is larger than the sum of its proper divisors (84745178720457).

210002001220023 is a wasteful number, since it uses less digits than its factorization.

210002001220023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94113838.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 210002001220023 its reverse (320022100200012), we get a palindrome (530024101420035).

The spelling of 210002001220023 in words is "two hundred ten trillion, two billion, one million, two hundred twenty thousand, twenty-three".