1022225020515 has 32 divisors (see below), whose sum is σ = 1826513789760. Its totient is φ = 542419218432.

The previous prime is 1022225020499. The next prime is 1022225020519. The reversal of 1022225020515 is 5150205222201.

It is a happy number.

1022225020515 is a `hidden beast` number, since 102 + 2 + 2 + 2 + 502 + 0 + 51 + 5 = 666.

It is not a de Polignac number, because 1022225020515 - 2⁴ = 1022225020499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1022225020519) 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, 19191774 + ... + 19244963.

It is an arithmetic number, because the mean of its divisors is an integer number (57078555930).

Almost surely, 2^{1022225020515} is an apocalyptic number.

1022225020515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1022225020515 is a deficient number, since it is larger than the sum of its proper divisors (804288769245).

1022225020515 is a wasteful number, since it uses less digits than its factorization.

1022225020515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38436948 (or 38436942 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 1022225020515 in words is "one trillion, twenty-two billion, two hundred twenty-five million, twenty thousand, five hundred fifteen".