10001210012010 has 64 divisors (see below), whose sum is σ = 30479878137600. Its totient is φ = 2285990859456.

The previous prime is 10001210012009. The next prime is 10001210012071. The reversal of 10001210012010 is 1021001210001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10001210011983 and 10001210012001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2645820865 + ... + 2645824644.

It is an arithmetic number, because the mean of its divisors is an integer number (476248095900).

Almost surely, 2^{10001210012010} is an apocalyptic number.

10001210012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001210012010 is an abundant number, since it is smaller than the sum of its proper divisors (20478668125590).

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

10001210012010 is a wasteful number, since it uses less digits than its factorization.

10001210012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5291645532 (or 5291645526 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10001210012010 its reverse (1021001210001), we get a palindrome (11022211222011).

The spelling of 10001210012010 in words is "ten trillion, one billion, two hundred ten million, twelve thousand, ten".