1023157227215 has 8 divisors (see below), whose sum is σ = 1230249174000. Its totient is φ = 816885447552.

The previous prime is 1023157227143. The next prime is 1023157227263. The reversal of 1023157227215 is 5127227513201.

It is a happy number.

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 1023157227215 - 2¹⁸ = 1023156965071 is a prime.

It is a congruent number.

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, 205039034 + ... + 205044023.

It is an arithmetic number, because the mean of its divisors is an integer number (153781146750).

Almost surely, 2^{1023157227215} is an apocalyptic number.

1023157227215 is a deficient number, since it is larger than the sum of its proper divisors (207091946785).

1023157227215 is an equidigital number, since it uses as much as digits as its factorization.

1023157227215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410083561.

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 1023157227215 in words is "one trillion, twenty-three billion, one hundred fifty-seven million, two hundred twenty-seven thousand, two hundred fifteen".