1022412051515 has 16 divisors (see below), whose sum is σ = 1235789718240. Its totient is φ = 812000125440.

The previous prime is 1022412051509. The next prime is 1022412051517. The reversal of 1022412051515 is 5151502142201.

It is a de Polignac number, because none of the positive numbers 2^k-1022412051515 is a prime.

It is a super-2 number, since 2×1022412051515² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1022412051517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18554705 + ... + 18609725.

It is an arithmetic number, because the mean of its divisors is an integer number (77236857390).

Almost surely, 2^{1022412051515} is an apocalyptic number.

1022412051515 is a deficient number, since it is larger than the sum of its proper divisors (213377666725).

1022412051515 is a wasteful number, since it uses less digits than its factorization.

1022412051515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81902.

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 1022412051515 its reverse (5151502142201), we get a palindrome (6173914193716).

The spelling of 1022412051515 in words is "one trillion, twenty-two billion, four hundred twelve million, fifty-one thousand, five hundred fifteen".