1022240145545 has 16 divisors (see below), whose sum is σ = 1249935172752. Its totient is φ = 802410209280.

The previous prime is 1022240145533. The next prime is 1022240145547. The reversal of 1022240145545 is 5455410422201.

It can be written as a sum of positive squares in 8 ways, for example, as 78507556864 + 943732588681 = 280192^2 + 971459^2 .

It is not a de Polignac number, because 1022240145545 - 2¹⁰ = 1022240144521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022240145547) 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, 7185146 + ... + 7326035.

It is an arithmetic number, because the mean of its divisors is an integer number (78120948297).

Almost surely, 2^{1022240145545} is an apocalyptic number.

It is an amenable number.

1022240145545 is a deficient number, since it is larger than the sum of its proper divisors (227695027207).

1022240145545 is a wasteful number, since it uses less digits than its factorization.

1022240145545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14511452.

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 1022240145545 its reverse (5455410422201), we get a palindrome (6477650567746).

The spelling of 1022240145545 in words is "one trillion, twenty-two billion, two hundred forty million, one hundred forty-five thousand, five hundred forty-five".