220200101020001 has 4 divisors (see below), whose sum is σ = 220200329821104. Its totient is φ = 220199872218900.

The previous prime is 220200101019863. The next prime is 220200101020013. The reversal of 220200101020001 is 100020101002022.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220200101020001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220200101020091) 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, 112950815 + ... + 114883796.

It is an arithmetic number, because the mean of its divisors is an integer number (55050082455276).

Almost surely, 2^{220200101020001} is an apocalyptic number.

It is an amenable number.

220200101020001 is a deficient number, since it is larger than the sum of its proper divisors (228801103).

220200101020001 is an equidigital number, since it uses as much as digits as its factorization.

220200101020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228801102.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220200101020001 its reverse (100020101002022), we get a palindrome (320220202022023).

The spelling of 220200101020001 in words is "two hundred twenty trillion, two hundred billion, one hundred one million, twenty thousand, one".