111022010121021 has 8 divisors (see below), whose sum is σ = 149387414230560. Its totient is φ = 73335639712752.

The previous prime is 111022010120981. The next prime is 111022010121037. The reversal of 111022010121021 is 120121010220111.

It is a happy number.

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

It is not a de Polignac number, because 111022010121021 - 2¹⁴ = 111022010104637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022010121821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169758424935 + ... + 169758425588.

It is an arithmetic number, because the mean of its divisors is an integer number (18673426778820).

Almost surely, 2^{111022010121021} is an apocalyptic number.

It is an amenable number.

111022010121021 is a deficient number, since it is larger than the sum of its proper divisors (38365404109539).

111022010121021 is a wasteful number, since it uses less digits than its factorization.

111022010121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339516850635.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111022010121021 its reverse (120121010220111), we get a palindrome (231143020341132).

The spelling of 111022010121021 in words is "one hundred eleven trillion, twenty-two billion, ten million, one hundred twenty-one thousand, twenty-one".