10120220023120 has 40 divisors (see below), whose sum is σ = 23534547627816. Its totient is φ = 4047221587968.

The previous prime is 10120220023099. The next prime is 10120220023159. The reversal of 10120220023120 is 2132002202101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3865439109184 + 6254780913936 = 1966072^2 + 2500956^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 10120220023094 and 10120220023103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13161657 + ... + 13909336.

Almost surely, 2^{10120220023120} is an apocalyptic number.

10120220023120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10120220023120 is an abundant number, since it is smaller than the sum of its proper divisors (13414327604696).

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

10120220023120 is a wasteful number, since it uses less digits than its factorization.

10120220023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27075679 (or 27075673 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10120220023120 its reverse (2132002202101), we get a palindrome (12252222225221).

The spelling of 10120220023120 in words is "ten trillion, one hundred twenty billion, two hundred twenty million, twenty-three thousand, one hundred twenty".