110020111022121 has 32 divisors (see below), whose sum is σ = 154547344156800. Its totient is φ = 69426489415680.

The previous prime is 110020111022111. The next prime is 110020111022131. The reversal of 110020111022121 is 121220111020011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (110020111022111) and next prime (110020111022131).

It is not a de Polignac number, because 110020111022121 - 2⁷ = 110020111021993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110020111022121.

It is not an unprimeable number, because it can be changed into a prime (110020111022111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358614531 + ... + 358921191.

It is an arithmetic number, because the mean of its divisors is an integer number (4829604504900).

Almost surely, 2^{110020111022121} is an apocalyptic number.

It is an amenable number.

110020111022121 is a deficient number, since it is larger than the sum of its proper divisors (44527233134679).

110020111022121 is a wasteful number, since it uses less digits than its factorization.

110020111022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312089.

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

Adding to 110020111022121 its reverse (121220111020011), we get a palindrome (231240222042132).

The spelling of 110020111022121 in words is "one hundred ten trillion, twenty billion, one hundred eleven million, twenty-two thousand, one hundred twenty-one".