1012011111102 has 16 divisors (see below), whose sum is σ = 2039959406592. Its totient is φ = 334680839640.

The previous prime is 1012011111101. The next prime is 1012011111169. The reversal of 1012011111102 is 2011111102101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012011111101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664048524 + ... + 664050047.

It is an arithmetic number, because the mean of its divisors is an integer number (127497462912).

Almost surely, 2^{1012011111102} is an apocalyptic number.

1012011111102 is an abundant number, since it is smaller than the sum of its proper divisors (1027948295490).

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

1012011111102 is a wasteful number, since it uses less digits than its factorization.

1012011111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328098703.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1012011111102 its reverse (2011111102101), we get a palindrome (3023122213203).

Subtracting 1012011111102 from its reverse (2011111102101), we obtain a palindrome (999099990999).

It can be divided in two parts, 101 and 2011111102, that multiplied together give a palindrome (203122221302).

The spelling of 1012011111102 in words is "one trillion, twelve billion, eleven million, one hundred eleven thousand, one hundred two".