10212002001 has 12 divisors (see below), whose sum is σ = 15392003328. Its totient is φ = 6512001144.

The previous prime is 10212001993. The next prime is 10212002023. The reversal of 10212002001 is 10020021201.

It is not a de Polignac number, because 10212002001 - 2³ = 10212001993 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 (10212002041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24666465 + ... + 24666878.

It is an arithmetic number, because the mean of its divisors is an integer number (1282666944).

Almost surely, 2^10212002001 is an apocalyptic number.

It is an amenable number.

10212002001 is a deficient number, since it is larger than the sum of its proper divisors (5180001327).

10212002001 is a wasteful number, since it uses less digits than its factorization.

10212002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49333372 (or 49333369 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10212002001 its reverse (10020021201), we get a palindrome (20232023202).

It can be divided in two parts, 1021200 and 2001, that added together give a palindrome (1023201).

The spelling of 10212002001 in words is "ten billion, two hundred twelve million, two thousand, one".