20251214014021 has 8 divisors (see below), whose sum is σ = 22243896400320. Its totient is φ = 18351214529472.

The previous prime is 20251214013977. The next prime is 20251214014069. The reversal of 20251214014021 is 12041041215202.

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

It is not a de Polignac number, because 20251214014021 - 2¹⁵ = 20251213981253 is a prime.

It is a super-2 number, since 2×20251214014021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20251214014321) 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, 23170724980 + ... + 23170725853.

It is an arithmetic number, because the mean of its divisors is an integer number (2780487050040).

Almost surely, 2^{20251214014021} is an apocalyptic number.

It is an amenable number.

20251214014021 is a deficient number, since it is larger than the sum of its proper divisors (1992682386299).

20251214014021 is a wasteful number, since it uses less digits than its factorization.

20251214014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46341450875.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 20251214014021 its reverse (12041041215202), we get a palindrome (32292255229223).

The spelling of 20251214014021 in words is "twenty trillion, two hundred fifty-one billion, two hundred fourteen million, fourteen thousand, twenty-one".