11012120020102 has 4 divisors (see below), whose sum is σ = 16518180030156. Its totient is φ = 5506060010050.

The previous prime is 11012120020021. The next prime is 11012120020157. The reversal of 11012120020102 is 20102002121011.

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

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, 2753030005024 + ... + 2753030005027.

It is an arithmetic number, because the mean of its divisors is an integer number (4129545007539).

Almost surely, 2^{11012120020102} is an apocalyptic number.

11012120020102 is a deficient number, since it is larger than the sum of its proper divisors (5506060010054).

11012120020102 is an equidigital number, since it uses as much as digits as its factorization.

11012120020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5506060010053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11012120020102 its reverse (20102002121011), we get a palindrome (31114122141113).

The spelling of 11012120020102 in words is "eleven trillion, twelve billion, one hundred twenty million, twenty thousand, one hundred two".