2010021021099 has 48 divisors (see below), whose sum is σ = 3575636064000. Its totient is φ = 1059558729408.

The previous prime is 2010021021079. The next prime is 2010021021103. The reversal of 2010021021099 is 9901201200102.

It is not a de Polignac number, because 2010021021099 - 2⁹ = 2010021020587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2010021021079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 516052 + ... + 2070350.

It is an arithmetic number, because the mean of its divisors is an integer number (74492418000).

Almost surely, 2^{2010021021099} is an apocalyptic number.

2010021021099 is a deficient number, since it is larger than the sum of its proper divisors (1565615042901).

2010021021099 is a wasteful number, since it uses less digits than its factorization.

2010021021099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555904 (or 1555901 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 2010021021099 in words is "two trillion, ten billion, twenty-one million, twenty-one thousand, ninety-nine".