1021482123264 has 120 divisors (see below), whose sum is σ = 3026522644320. Its totient is φ = 340493893632.

The previous prime is 1021482123251. The next prime is 1021482123349. The reversal of 1021482123264 is 4623212841201.

1021482123264 is a `hidden beast` number, since 10 + 21 + 482 + 123 + 26 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 712194 + ... + 1596929.

It is an arithmetic number, because the mean of its divisors is an integer number (25221022036).

Almost surely, 2^{1021482123264} is an apocalyptic number.

It is an amenable number.

1021482123264 is an abundant number, since it is smaller than the sum of its proper divisors (2005040521056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021482123264 is an frugal number, since it uses more digits than its factorization.

1021482123264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309160 (or 2309128 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

Adding to 1021482123264 its reverse (4623212841201), we get a palindrome (5644694964465).

The spelling of 1021482123264 in words is "one trillion, twenty-one billion, four hundred eighty-two million, one hundred twenty-three thousand, two hundred sixty-four".