210212021001 has 64 divisors (see below), whose sum is σ = 316574023680. Its totient is φ = 123407919360.

The previous prime is 210212020979. The next prime is 210212021021. The reversal of 210212021001 is 100120212012.

It is not a de Polignac number, because 210212021001 - 2⁷ = 210212020873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210212021021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48068251 + ... + 48072623.

It is an arithmetic number, because the mean of its divisors is an integer number (4946469120).

Almost surely, 2^210212021001 is an apocalyptic number.

It is an amenable number.

210212021001 is a deficient number, since it is larger than the sum of its proper divisors (106362002679).

210212021001 is a wasteful number, since it uses less digits than its factorization.

210212021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210212021001 its reverse (100120212012), we get a palindrome (310332233013).

The spelling of 210212021001 in words is "two hundred ten billion, two hundred twelve million, twenty-one thousand, one".