10120011012010 has 16 divisors (see below), whose sum is σ = 18216059083272. Its totient is φ = 4047995680000.

The previous prime is 10120011011993. The next prime is 10120011012017. The reversal of 10120011012010 is 1021011002101.

It can be written as a sum of positive squares in 4 ways, for example, as 6664550133241 + 3455460878769 = 2581579^2 + 1858887^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10120011012017) 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, 5938110 + ... + 7449910.

Almost surely, 2^{10120011012010} is an apocalyptic number.

10120011012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10120011012010 is a deficient number, since it is larger than the sum of its proper divisors (8096048071262).

10120011012010 is a wasteful number, since it uses less digits than its factorization.

10120011012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181209.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10120011012010 its reverse (1021011002101), we get a palindrome (11141022014111).

Subtracting from 10120011012010 its reverse (1021011002101), we obtain a palindrome (9099000009909).

The spelling of 10120011012010 in words is "ten trillion, one hundred twenty billion, eleven million, twelve thousand, ten".