20010222212001 has 8 divisors (see below), whose sum is σ = 30491767180224. Its totient is φ = 11434412692560.

The previous prime is 20010222211999. The next prime is 20010222212009. The reversal of 20010222212001 is 10021222201002.

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

It is not a de Polignac number, because 20010222212001 - 2¹ = 20010222211999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20010222212009) 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, 476433862170 + ... + 476433862211.

It is an arithmetic number, because the mean of its divisors is an integer number (3811470897528).

Almost surely, 2^{20010222212001} is an apocalyptic number.

20010222212001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20010222212001 is a deficient number, since it is larger than the sum of its proper divisors (10481544968223).

20010222212001 is an equidigital number, since it uses as much as digits as its factorization.

20010222212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952867724391.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20010222212001 its reverse (10021222201002), we get a palindrome (30031444413003).

The spelling of 20010222212001 in words is "twenty trillion, ten billion, two hundred twenty-two million, two hundred twelve thousand, one".