220210121001 has 64 divisors (see below), whose sum is σ = 341484433920. Its totient is φ = 125154754560.

The previous prime is 220210120987. The next prime is 220210121003. The reversal of 220210121001 is 100121012022.

It is not a de Polignac number, because 220210121001 - 2⁵ = 220210120969 is a prime.

It is a super-3 number, since 3×220210121001³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (220210121003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3536505 + ... + 3598233.

It is an arithmetic number, because the mean of its divisors is an integer number (5335694280).

Almost surely, 2^220210121001 is an apocalyptic number.

It is an amenable number.

220210121001 is a deficient number, since it is larger than the sum of its proper divisors (121274312919).

220210121001 is a wasteful number, since it uses less digits than its factorization.

220210121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61906.

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

Adding to 220210121001 its reverse (100121012022), we get a palindrome (320331133023).

The spelling of 220210121001 in words is "two hundred twenty billion, two hundred ten million, one hundred twenty-one thousand, one".