1012052111534 has 16 divisors (see below), whose sum is σ = 1521694969872. Its totient is φ = 504820626048.

The previous prime is 1012052111507. The next prime is 1012052111591. The reversal of 1012052111534 is 4351112502101.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 14863832 + ... + 14931764.

It is an arithmetic number, because the mean of its divisors is an integer number (95105935617).

Almost surely, 2^{1012052111534} is an apocalyptic number.

1012052111534 is a deficient number, since it is larger than the sum of its proper divisors (509642858338).

1012052111534 is a wasteful number, since it uses less digits than its factorization.

1012052111534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85571.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 1012052111534 its reverse (4351112502101), we get a palindrome (5363164613635).

The spelling of 1012052111534 in words is "one trillion, twelve billion, fifty-two million, one hundred eleven thousand, five hundred thirty-four".