100143340265551 has 32 divisors (see below), whose sum is σ = 117518391889920. Its totient is φ = 84327782208000.

The previous prime is 100143340265491. The next prime is 100143340265581. The reversal of 100143340265551 is 155562043341001.

It is a cyclic number.

It is not a de Polignac number, because 100143340265551 - 2¹¹ = 100143340263503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100143340265581) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12720831 + ... + 19029088.

It is an arithmetic number, because the mean of its divisors is an integer number (3672449746560).

Almost surely, 2^{100143340265551} is an apocalyptic number.

100143340265551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100143340265551 is a deficient number, since it is larger than the sum of its proper divisors (17375051624369).

100143340265551 is a wasteful number, since it uses less digits than its factorization.

100143340265551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31750215.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 100143340265551 in words is "one hundred trillion, one hundred forty-three billion, three hundred forty million, two hundred sixty-five thousand, five hundred fifty-one".