1021346516223 has 32 divisors (see below), whose sum is σ = 1707580396800. Its totient is φ = 597653128800.

The previous prime is 1021346516221. The next prime is 1021346516273. The reversal of 1021346516223 is 3226156431201.

1021346516223 is a `hidden beast` number, since 1 + 0 + 2 + 13 + 465 + 162 + 23 = 666.

It is not a de Polignac number, because 1021346516223 - 2¹ = 1021346516221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021346516221) 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, 59282373 + ... + 59299598.

It is an arithmetic number, because the mean of its divisors is an integer number (53361887400).

Almost surely, 2^{1021346516223} is an apocalyptic number.

1021346516223 is a deficient number, since it is larger than the sum of its proper divisors (686233880577).

1021346516223 is a wasteful number, since it uses less digits than its factorization.

1021346516223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118582020 (or 118582014 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 1021346516223 in words is "one trillion, twenty-one billion, three hundred forty-six million, five hundred sixteen thousand, two hundred twenty-three".