1022153521245 has 16 divisors (see below), whose sum is σ = 1647211433280. Its totient is φ = 541226611584.

The previous prime is 1022153521243. The next prime is 1022153521253. The reversal of 1022153521245 is 5421253512201.

It is not a de Polignac number, because 1022153521245 - 2¹ = 1022153521243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022153521243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245118664 + ... + 245122833.

It is an arithmetic number, because the mean of its divisors is an integer number (102950714580).

Almost surely, 2^{1022153521245} is an apocalyptic number.

1022153521245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022153521245 is a deficient number, since it is larger than the sum of its proper divisors (625057912035).

1022153521245 is a wasteful number, since it uses less digits than its factorization.

1022153521245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490241644.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 1022153521245 in words is "one trillion, twenty-two billion, one hundred fifty-three million, five hundred twenty-one thousand, two hundred forty-five".