1011120112102 has 4 divisors (see below), whose sum is σ = 1516680168156. Its totient is φ = 505560056050.

The previous prime is 1011120112063. The next prime is 1011120112147. The reversal of 1011120112102 is 2012110211101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1011120112102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252780028024 + ... + 252780028027.

It is an arithmetic number, because the mean of its divisors is an integer number (379170042039).

Almost surely, 2^{1011120112102} is an apocalyptic number.

1011120112102 is a deficient number, since it is larger than the sum of its proper divisors (505560056054).

1011120112102 is an equidigital number, since it uses as much as digits as its factorization.

1011120112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505560056053.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1011120112102 its reverse (2012110211101), we get a palindrome (3023230323203).

The spelling of 1011120112102 in words is "one trillion, eleven billion, one hundred twenty million, one hundred twelve thousand, one hundred two".