1023110121522 has 64 divisors (see below), whose sum is σ = 2125560052224. Its totient is φ = 328031907840.

The previous prime is 1023110121499. The next prime is 1023110121541. The reversal of 1023110121522 is 2251210113201.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 19591398 + ... + 19643550.

It is an arithmetic number, because the mean of its divisors is an integer number (33211875816).

Almost surely, 2^{1023110121522} is an apocalyptic number.

1023110121522 is an abundant number, since it is smaller than the sum of its proper divisors (1102449930702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023110121522 is a wasteful number, since it uses less digits than its factorization.

1023110121522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53203.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 1023110121522 its reverse (2251210113201), we get a palindrome (3274320234723).

The spelling of 1023110121522 in words is "one trillion, twenty-three billion, one hundred ten million, one hundred twenty-one thousand, five hundred twenty-two".