20251214103142 has 8 divisors (see below), whose sum is σ = 33138350350632. Its totient is φ = 9205097319600.

The previous prime is 20251214103091. The next prime is 20251214103199. The reversal of 20251214103142 is 24130141215202.

It is a happy number.

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

It is a super-2 number, since 2×20251214103142² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20251214103142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460254865959 + ... + 460254866002.

It is an arithmetic number, because the mean of its divisors is an integer number (4142293793829).

Almost surely, 2^{20251214103142} is an apocalyptic number.

20251214103142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20251214103142 is a deficient number, since it is larger than the sum of its proper divisors (12887136247490).

20251214103142 is a wasteful number, since it uses less digits than its factorization.

20251214103142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920509731974.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 20251214103142 its reverse (24130141215202), we get a palindrome (44381355318344).

The spelling of 20251214103142 in words is "twenty trillion, two hundred fifty-one billion, two hundred fourteen million, one hundred three thousand, one hundred forty-two".