200011002121000 has 128 divisors (see below), whose sum is σ = 558142503759360. Its totient is φ = 65593670208000.

The previous prime is 200011002120989. The next prime is 200011002121013. The reversal of 200011002121000 is 121200110002.

200011002121000 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620991181 + ... + 621313180.

It is an arithmetic number, because the mean of its divisors is an integer number (4360488310620).

Almost surely, 2^{200011002121000} is an apocalyptic number.

200011002121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200011002121000 is an abundant number, since it is smaller than the sum of its proper divisors (358131501638360).

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

200011002121000 is a wasteful number, since it uses less digits than its factorization.

200011002121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242304412 (or 1242304398 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200011002121000 its reverse (121200110002), we get a palindrome (200132202231002).

The spelling of 200011002121000 in words is "two hundred trillion, eleven billion, two million, one hundred twenty-one thousand".