210552502155101 has 8 divisors (see below), whose sum is σ = 210606308942400. Its totient is φ = 210498698121120.

The previous prime is 210552502155043. The next prime is 210552502155119. The reversal of 210552502155101 is 101551205255012.

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

It is a cyclic number.

It is not a de Polignac number, because 210552502155101 - 2²² = 210552497960797 is a prime.

It is a super-2 number, since 2×210552502155101² (a number of 29 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 (210552502155181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156869720 + ... + 158206238.

It is an arithmetic number, because the mean of its divisors is an integer number (26325788617800).

Almost surely, 2^{210552502155101} is an apocalyptic number.

It is an amenable number.

210552502155101 is a deficient number, since it is larger than the sum of its proper divisors (53806787299).

210552502155101 is a wasteful number, since it uses less digits than its factorization.

210552502155101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376659.

The product of its (nonzero) digits is 25000, while the sum is 35.

The spelling of 210552502155101 in words is "two hundred ten trillion, five hundred fifty-two billion, five hundred two million, one hundred fifty-five thousand, one hundred one".