20022101221011 has 8 divisors (see below), whose sum is σ = 26698829674944. Its totient is φ = 13346720123880.

The previous prime is 20022101220983. The next prime is 20022101221013. The reversal of 20022101221011 is 11012210122002.

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

It is not a de Polignac number, because 20022101221011 - 2⁷ = 20022101220883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20022101221013) 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, 336804525 + ... + 336863966.

It is an arithmetic number, because the mean of its divisors is an integer number (3337353709368).

Almost surely, 2^{20022101221011} is an apocalyptic number.

20022101221011 is a deficient number, since it is larger than the sum of its proper divisors (6676728453933).

20022101221011 is an equidigital number, since it uses as much as digits as its factorization.

20022101221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673678401.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20022101221011 its reverse (11012210122002), we get a palindrome (31034311343013).

The spelling of 20022101221011 in words is "twenty trillion, twenty-two billion, one hundred one million, two hundred twenty-one thousand, eleven".