1022121110000 has 50 divisors (see below), whose sum is σ = 2474657443632. Its totient is φ = 408848440000.

The previous prime is 1022121109987. The next prime is 1022121110053. The reversal of 1022121110000 is 111212201.

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-3 number, since 3×1022121110000³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 51096056 + ... + 51116055.

Almost surely, 2^{1022121110000} is an apocalyptic number.

1022121110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022121110000 is an abundant number, since it is smaller than the sum of its proper divisors (1452536333632).

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

1022121110000 is an equidigital number, since it uses as much as digits as its factorization.

1022121110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102212139 (or 102212118 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1022121110000 its reverse (111212201), we get a palindrome (1022232322201).

The spelling of 1022121110000 in words is "one trillion, twenty-two billion, one hundred twenty-one million, one hundred ten thousand".