1012110212001 has 48 divisors (see below), whose sum is σ = 1585349937600. Its totient is φ = 572628776832.

The previous prime is 1012110211999. The next prime is 1012110212017. The reversal of 1012110212001 is 1002120112101.

It is not a de Polignac number, because 1012110212001 - 2¹ = 1012110211999 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1012110212801) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22874766 + ... + 22918968.

It is an arithmetic number, because the mean of its divisors is an integer number (33028123700).

Almost surely, 2^{1012110212001} is an apocalyptic number.

It is an amenable number.

1012110212001 is a deficient number, since it is larger than the sum of its proper divisors (573239725599).

1012110212001 is a wasteful number, since it uses less digits than its factorization.

1012110212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45758 (or 45751 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1012110212001 its reverse (1002120112101), we get a palindrome (2014230324102).

The spelling of 1012110212001 in words is "one trillion, twelve billion, one hundred ten million, two hundred twelve thousand, one".