1121021102000 has 80 divisors (see below), whose sum is σ = 2710868160000. Its totient is φ = 448368883200.

The previous prime is 1121021101987. The next prime is 1121021102029. The reversal of 1121021102000 is 2011201211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1121021102000² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35182076 + ... + 35213924.

It is an arithmetic number, because the mean of its divisors is an integer number (33885852000).

Almost surely, 2^{1121021102000} is an apocalyptic number.

1121021102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121021102000 is an abundant number, since it is smaller than the sum of its proper divisors (1589847058000).

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

1121021102000 is a wasteful number, since it uses less digits than its factorization.

1121021102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49471 (or 49455 counting only the distinct ones).

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

Adding to 1121021102000 its reverse (2011201211), we get a palindrome (1123032303211).

The spelling of 1121021102000 in words is "one trillion, one hundred twenty-one billion, twenty-one million, one hundred two thousand".