212310021001 has 8 divisors (see below), whose sum is σ = 228698507520. Its totient is φ = 195929669712.

The previous prime is 212310020963. The next prime is 212310021019. The reversal of 212310021001 is 100120013212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212310021001 - 2¹³ = 212310012809 is a prime.

It is a super-2 number, since 2×212310021001² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212310024001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979545 + ... + 2084038.

It is an arithmetic number, because the mean of its divisors is an integer number (28587313440).

Almost surely, 2^212310021001 is an apocalyptic number.

It is an amenable number.

212310021001 is a deficient number, since it is larger than the sum of its proper divisors (16388486519).

212310021001 is a wasteful number, since it uses less digits than its factorization.

212310021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067615.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 212310021001 its reverse (100120013212), we get a palindrome (312430034213).

The spelling of 212310021001 in words is "two hundred twelve billion, three hundred ten million, twenty-one thousand, one".