10010120021205 has 16 divisors (see below), whose sum is σ = 16018005878784. Its totient is φ = 5338126063040.

The previous prime is 10010120021147. The next prime is 10010120021219. The reversal of 10010120021205 is 50212002101001.

10010120021205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10010120021205 - 2¹¹ = 10010120019157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37651554 + ... + 37916483.

It is an arithmetic number, because the mean of its divisors is an integer number (1001125367424).

Almost surely, 2^{10010120021205} is an apocalyptic number.

10010120021205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10010120021205 is a deficient number, since it is larger than the sum of its proper divisors (6007885857579).

10010120021205 is an equidigital number, since it uses as much as digits as its factorization.

10010120021205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75576876.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 10010120021205 its reverse (50212002101001), we get a palindrome (60222122122206).

The spelling of 10010120021205 in words is "ten trillion, ten billion, one hundred twenty million, twenty-one thousand, two hundred five".