1020111101122 has 8 divisors (see below), whose sum is σ = 1530777992256. Its totient is φ = 509851770372.

The previous prime is 1020111101029. The next prime is 1020111101131. The reversal of 1020111101122 is 2211011110201.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101883838 + ... + 101893849.

It is an arithmetic number, because the mean of its divisors is an integer number (191347249032).

Almost surely, 2^{1020111101122} is an apocalyptic number.

1020111101122 is a deficient number, since it is larger than the sum of its proper divisors (510666891134).

1020111101122 is a wasteful number, since it uses less digits than its factorization.

1020111101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203780192.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1020111101122 its reverse (2211011110201), we get a palindrome (3231122211323).

The spelling of 1020111101122 in words is "one trillion, twenty billion, one hundred eleven million, one hundred one thousand, one hundred twenty-two".