220212212001001 has 16 divisors (see below), whose sum is σ = 242367883113600. Its totient is φ = 198412756657920.

The previous prime is 220212212000941. The next prime is 220212212001013. The reversal of 220212212001001 is 100100212212022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220212212001001 - 2²⁷ = 220212077783273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220212212001401) 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, 25150300 + ... + 32756098.

It is an arithmetic number, because the mean of its divisors is an integer number (15147992694600).

Almost surely, 2^{220212212001001} is an apocalyptic number.

It is an amenable number.

220212212001001 is a deficient number, since it is larger than the sum of its proper divisors (22155671112599).

220212212001001 is a wasteful number, since it uses less digits than its factorization.

220212212001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7629216.

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

Adding to 220212212001001 its reverse (100100212212022), we get a palindrome (320312424213023).

The spelling of 220212212001001 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred twelve million, one thousand, one".