20022121121102 has 8 divisors (see below), whose sum is σ = 30038321726856. Its totient is φ = 10009347212152.

The previous prime is 20022121121083. The next prime is 20022121121131. The reversal of 20022121121102 is 20112112122002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856659593 + ... + 856682964.

It is an arithmetic number, because the mean of its divisors is an integer number (3754790215857).

Almost surely, 2^{20022121121102} is an apocalyptic number.

20022121121102 is a deficient number, since it is larger than the sum of its proper divisors (10016200605754).

20022121121102 is a wasteful number, since it uses less digits than its factorization.

20022121121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713348402.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20022121121102 its reverse (20112112122002), we get a palindrome (40134233243104).

The spelling of 20022121121102 in words is "twenty trillion, twenty-two billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred two".