22220020010001 has 32 divisors (see below), whose sum is σ = 33115590700416. Its totient is φ = 13135339008000.

The previous prime is 22220020009997. The next prime is 22220020010003. The reversal of 22220020010001 is 10001002002222.

It is not a de Polignac number, because 22220020010001 - 2² = 22220020009997 is a prime.

It is a super-4 number, since 4×22220020010001⁴ (a number of 54 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (22220020010003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4370685 + ... + 7971381.

It is an arithmetic number, because the mean of its divisors is an integer number (1034862209388).

Almost surely, 2^{22220020010001} is an apocalyptic number.

It is an amenable number.

22220020010001 is a deficient number, since it is larger than the sum of its proper divisors (10895570690415).

22220020010001 is a wasteful number, since it uses less digits than its factorization.

22220020010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3605313.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22220020010001 its reverse (10001002002222), we get a palindrome (32221022012223).

The spelling of 22220020010001 in words is "twenty-two trillion, two hundred twenty billion, twenty million, ten thousand, one".