22021100022201 has 8 divisors (see below), whose sum is σ = 33555961938624. Its totient is φ = 12583485726960.

The previous prime is 22021100022191. The next prime is 22021100022253. The reversal of 22021100022201 is 10222000112022.

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

It is a de Polignac number, because none of the positive numbers 2^k-22021100022201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021100222201) 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, 524311905270 + ... + 524311905311.

It is an arithmetic number, because the mean of its divisors is an integer number (4194495242328).

Almost surely, 2^{22021100022201} is an apocalyptic number.

22021100022201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22021100022201 is a deficient number, since it is larger than the sum of its proper divisors (11534861916423).

22021100022201 is a wasteful number, since it uses less digits than its factorization.

22021100022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048623810591.

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

Adding to 22021100022201 its reverse (10222000112022), we get a palindrome (32243100134223).

The spelling of 22021100022201 in words is "twenty-two trillion, twenty-one billion, one hundred million, twenty-two thousand, two hundred one".