2100223241555 has 8 divisors (see below), whose sum is σ = 2652913568400. Its totient is φ = 1591748140896.

The previous prime is 2100223241549. The next prime is 2100223241587. The reversal of 2100223241555 is 5551423220012.

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 2100223241555 - 2⁶ = 2100223241491 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11053806440 + ... + 11053806629.

It is an arithmetic number, because the mean of its divisors is an integer number (331614196050).

Almost surely, 2^{2100223241555} is an apocalyptic number.

2100223241555 is a deficient number, since it is larger than the sum of its proper divisors (552690326845).

2100223241555 is a wasteful number, since it uses less digits than its factorization.

2100223241555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22107613093.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 2100223241555 its reverse (5551423220012), we get a palindrome (7651646461567).

The spelling of 2100223241555 in words is "two trillion, one hundred billion, two hundred twenty-three million, two hundred forty-one thousand, five hundred fifty-five".