11211202021000 has 64 divisors (see below), whose sum is σ = 26407949592960. Its totient is φ = 4454782200000.

The previous prime is 11211202020979. The next prime is 11211202021067. The reversal of 11211202021000 is 12020211211.

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, 36972186 + ... + 37274185.

It is an arithmetic number, because the mean of its divisors is an integer number (412624212390).

Almost surely, 2^{11211202021000} is an apocalyptic number.

11211202021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211202021000 is an abundant number, since it is smaller than the sum of its proper divisors (15196747571960).

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

11211202021000 is a wasteful number, since it uses less digits than its factorization.

11211202021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74246543 (or 74246529 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11211202021000 its reverse (12020211211), we get a palindrome (11223222232211).

The spelling of 11211202021000 in words is "eleven trillion, two hundred eleven billion, two hundred two million, twenty-one thousand".