11020120120 has 32 divisors (see below), whose sum is σ = 26253817200. Its totient is φ = 4148750848.

The previous prime is 11020120093. The next prime is 11020120129. The reversal of 11020120120 is 2102102011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 11020120097 and 11020120106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020120129) 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, 8102350 + ... + 8103709.

Almost surely, 2^11020120120 is an apocalyptic number.

11020120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020120120 is an abundant number, since it is smaller than the sum of its proper divisors (15233697080).

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

11020120120 is a wasteful number, since it uses less digits than its factorization.

11020120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206087 (or 16206083 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11020120120 its reverse (2102102011), we get a palindrome (13122222131).

It can be divided in two parts, 110201 and 20120, that added together give a 4-th power (130321 = 19⁴).

The spelling of 11020120120 in words is "eleven billion, twenty million, one hundred twenty thousand, one hundred twenty".