10120002011021 has 8 divisors (see below), whose sum is σ = 11565755379840. Its totient is φ = 8674258341168.

The previous prime is 10120002010999. The next prime is 10120002011057. The reversal of 10120002011021 is 12011020002101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10120002011021 - 2²² = 10119997816717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10120002010993 and 10120002011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120002011071) 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, 31361 + ... + 4498998.

It is an arithmetic number, because the mean of its divisors is an integer number (1445719422480).

Almost surely, 2^{10120002011021} is an apocalyptic number.

It is an amenable number.

10120002011021 is a deficient number, since it is larger than the sum of its proper divisors (1445753368819).

10120002011021 is an equidigital number, since it uses as much as digits as its factorization.

10120002011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849483.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10120002011021 its reverse (12011020002101), we get a palindrome (22131022013122).

The spelling of 10120002011021 in words is "ten trillion, one hundred twenty billion, two million, eleven thousand, twenty-one".