1010012100201 has 16 divisors (see below), whose sum is σ = 1611415317120. Its totient is φ = 621545907600.

The previous prime is 1010012100161. The next prime is 1010012100257. The reversal of 1010012100201 is 1020012100101.

It is a happy number.

It is not a de Polignac number, because 1010012100201 - 2⁹ = 1010012099689 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1010012100301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1438763325 + ... + 1438764026.

It is an arithmetic number, because the mean of its divisors is an integer number (100713457320).

Almost surely, 2^{1010012100201} is an apocalyptic number.

It is an amenable number.

1010012100201 is a deficient number, since it is larger than the sum of its proper divisors (601403216919).

1010012100201 is a wasteful number, since it uses less digits than its factorization.

1010012100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877527373 (or 2877527367 counting only the distinct ones).

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

Adding to 1010012100201 its reverse (1020012100101), we get a palindrome (2030024200302).

The spelling of 1010012100201 in words is "one trillion, ten billion, twelve million, one hundred thousand, two hundred one".