1023211121344 has 28 divisors (see below), whose sum is σ = 2030472321064. Its totient is φ = 511596048384.

The previous prime is 1023211121299. The next prime is 1023211121363. The reversal of 1023211121344 is 4431211123201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4399072 + ... + 4625824.

Almost surely, 2^{1023211121344} is an apocalyptic number.

It is an amenable number.

1023211121344 is a deficient number, since it is larger than the sum of its proper divisors (1007261199720).

1023211121344 is an equidigital number, since it uses as much as digits as its factorization.

1023211121344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297272 (or 297262 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1023211121344 its reverse (4431211123201), we get a palindrome (5454422244545).

The spelling of 1023211121344 in words is "one trillion, twenty-three billion, two hundred eleven million, one hundred twenty-one thousand, three hundred forty-four".