11012121022 has 8 divisors (see below), whose sum is σ = 18877921776. Its totient is φ = 4719480432.

The previous prime is 11012121011. The next prime is 11012121047. The reversal of 11012121022 is 22012121011.

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

It is a junction number, because it is equal to n+sod(n) for n = 11012120993 and 11012121011.

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, 393290023 + ... + 393290050.

It is an arithmetic number, because the mean of its divisors is an integer number (2359740222).

Almost surely, 2^11012121022 is an apocalyptic number.

11012121022 is a deficient number, since it is larger than the sum of its proper divisors (7865800754).

11012121022 is an equidigital number, since it uses as much as digits as its factorization.

11012121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786580082.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11012121022 its reverse (22012121011), we get a palindrome (33024242033).

The spelling of 11012121022 in words is "eleven billion, twelve million, one hundred twenty-one thousand, twenty-two".