1022245244405 has 96 divisors (see below), whose sum is σ = 1579419475200. Its totient is φ = 634407312000.

The previous prime is 1022245244401. The next prime is 1022245244437. The reversal of 1022245244405 is 5044425422201.

It is not a de Polignac number, because 1022245244405 - 2² = 1022245244401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022245244401) 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 95 ways as a sum of consecutive naturals, for example, 47095055 + ... + 47116755.

It is an arithmetic number, because the mean of its divisors is an integer number (16452286200).

Almost surely, 2^{1022245244405} is an apocalyptic number.

It is an amenable number.

1022245244405 is a deficient number, since it is larger than the sum of its proper divisors (557174230795).

1022245244405 is a wasteful number, since it uses less digits than its factorization.

1022245244405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21976 (or 21951 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

The spelling of 1022245244405 in words is "one trillion, twenty-two billion, two hundred forty-five million, two hundred forty-four thousand, four hundred five".