21102023210995 has 8 divisors (see below), whose sum is σ = 25322462343360. Its totient is φ = 16881595575360.

The previous prime is 21102023210987. The next prime is 21102023210999. The reversal of 21102023210995 is 59901232020112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21102023210995 - 2³ = 21102023210987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21102023210999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878255 + ... + 6762535.

It is an arithmetic number, because the mean of its divisors is an integer number (3165307792920).

Almost surely, 2^{21102023210995} is an apocalyptic number.

21102023210995 is a deficient number, since it is larger than the sum of its proper divisors (4220439132365).

21102023210995 is an equidigital number, since it uses as much as digits as its factorization.

21102023210995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748365.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 21102023210995 in words is "twenty-one trillion, one hundred two billion, twenty-three million, two hundred ten thousand, nine hundred ninety-five".