1210111121022 has 8 divisors (see below), whose sum is σ = 2420222242056. Its totient is φ = 403370373672.

The previous prime is 1210111120979. The next prime is 1210111121081. The reversal of 1210111121022 is 2201211110121.

It is a happy number.

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

1210111121022 is an admirable number.

It is a super-2 number, since 2×1210111121022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1210111120992 and 1210111121010.

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, 100842593413 + ... + 100842593424.

It is an arithmetic number, because the mean of its divisors is an integer number (302527780257).

Almost surely, 2^{1210111121022} is an apocalyptic number.

1210111121022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210111121022 is a wasteful number, since it uses less digits than its factorization.

1210111121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201685186842.

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

Adding to 1210111121022 its reverse (2201211110121), we get a palindrome (3411322231143).

The spelling of 1210111121022 in words is "one trillion, two hundred ten billion, one hundred eleven million, one hundred twenty-one thousand, twenty-two".