1011120120102 has 16 divisors (see below), whose sum is σ = 2091972662640. Its totient is φ = 325417969632.

The previous prime is 1011120119993. The next prime is 1011120120107. The reversal of 1011120120102 is 2010210211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011120120107) 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, 2905517413 + ... + 2905517760.

It is an arithmetic number, because the mean of its divisors is an integer number (130748291415).

Almost surely, 2^{1011120120102} is an apocalyptic number.

1011120120102 is an abundant number, since it is smaller than the sum of its proper divisors (1080852542538).

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

1011120120102 is a wasteful number, since it uses less digits than its factorization.

1011120120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811035207.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011120120102 its reverse (2010210211101), we get a palindrome (3021330331203).

Subtracting 1011120120102 from its reverse (2010210211101), we obtain a palindrome (999090090999).

The spelling of 1011120120102 in words is "one trillion, eleven billion, one hundred twenty million, one hundred twenty thousand, one hundred two".