210022012212001 has 4 divisors (see below), whose sum is σ = 229114922413104. Its totient is φ = 190929102010900.

The previous prime is 210022012211987. The next prime is 210022012212043. The reversal of 210022012212001 is 100212210220012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 210022012212001 - 2¹⁵ = 210022012179233 is a prime.

It is a super-2 number, since 2×210022012212001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210022012212091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9546455100535 + ... + 9546455100556.

It is an arithmetic number, because the mean of its divisors is an integer number (57278730603276).

Almost surely, 2^{210022012212001} is an apocalyptic number.

It is an amenable number.

210022012212001 is a deficient number, since it is larger than the sum of its proper divisors (19092910201103).

210022012212001 is a wasteful number, since it uses less digits than its factorization.

210022012212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19092910201102.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210022012212001 its reverse (100212210220012), we get a palindrome (310234222432013).

The spelling of 210022012212001 in words is "two hundred ten trillion, twenty-two billion, twelve million, two hundred twelve thousand, one".