211012022001 has 16 divisors (see below), whose sum is σ = 306934891200. Its totient is φ = 127882609920.

The previous prime is 211012021993. The next prime is 211012022021. The reversal of 211012022001 is 100220210112.

It is not a de Polignac number, because 211012022001 - 2³ = 211012021993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211012022021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1700725 + ... + 1820573.

It is an arithmetic number, because the mean of its divisors is an integer number (19183430700).

Almost surely, 2^211012022001 is an apocalyptic number.

It is an amenable number.

211012022001 is a deficient number, since it is larger than the sum of its proper divisors (95922869199).

211012022001 is a wasteful number, since it uses less digits than its factorization.

211012022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173216.

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

Adding to 211012022001 its reverse (100220210112), we get a palindrome (311232232113).

The spelling of 211012022001 in words is "two hundred eleven billion, twelve million, twenty-two thousand, one".