10620120215 has 8 divisors (see below), whose sum is σ = 12744847968. Its totient is φ = 8495627040.

The previous prime is 10620120193. The next prime is 10620120229. The reversal of 10620120215 is 51202102601.

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

It is not a de Polignac number, because 10620120215 - 2⁸ = 10620119959 is a prime.

It is a super-2 number, since 2×10620120215² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 64454 + ... + 159356.

It is an arithmetic number, because the mean of its divisors is an integer number (1593105996).

Almost surely, 2^10620120215 is an apocalyptic number.

10620120215 is a deficient number, since it is larger than the sum of its proper divisors (2124727753).

10620120215 is an equidigital number, since it uses as much as digits as its factorization.

10620120215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117289.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 10620120215 its reverse (51202102601), we get a palindrome (61822222816).

The spelling of 10620120215 in words is "ten billion, six hundred twenty million, one hundred twenty thousand, two hundred fifteen".