2000021101000 has 64 divisors (see below), whose sum is σ = 5040053207280. Its totient is φ = 738469324800.

The previous prime is 2000021100953. The next prime is 2000021101007. The reversal of 2000021101000 is 1011200002.

It can be written as a sum of positive squares in 8 ways, for example, as 216818747044 + 1783202353956 = 465638^2 + 1335366^2 .

It is not an unprimeable number, because it can be changed into a prime (2000021101007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76910889 + ... + 76936888.

Almost surely, 2^{2000021101000} is an apocalyptic number.

2000021101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000021101000 is an abundant number, since it is smaller than the sum of its proper divisors (3040032106280).

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

2000021101000 is a wasteful number, since it uses less digits than its factorization.

2000021101000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153847811 (or 153847797 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 2000021101000 its reverse (1011200002), we get a palindrome (2001032301002).

The spelling of 2000021101000 in words is "two trillion, twenty-one million, one hundred one thousand".