1023111216054 has 32 divisors (see below), whose sum is σ = 2293700675040. Its totient is φ = 338019042816.

The previous prime is 1023111216011. The next prime is 1023111216067. The reversal of 1023111216054 is 4506121113201.

1023111216054 is a `hidden beast` number, since 1 + 0 + 2 + 31 + 1 + 1 + 21 + 605 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83827987 + ... + 83840190.

It is an arithmetic number, because the mean of its divisors is an integer number (71678146095).

Almost surely, 2^{1023111216054} is an apocalyptic number.

1023111216054 is an abundant number, since it is smaller than the sum of its proper divisors (1270589458986).

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

1023111216054 is a wasteful number, since it uses less digits than its factorization.

1023111216054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167668301 (or 167668295 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 1023111216054 its reverse (4506121113201), we get a palindrome (5529232329255).

The spelling of 1023111216054 in words is "one trillion, twenty-three billion, one hundred eleven million, two hundred sixteen thousand, fifty-four".