1000021002110 has 64 divisors (see below), whose sum is σ = 2053855440000. Its totient is φ = 347294502912.

The previous prime is 1000021002103. The next prime is 1000021002131. The reversal of 1000021002110 is 112001200001.

It is a super-2 number, since 2×1000021002110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 3300266 + ... + 3590514.

It is an arithmetic number, because the mean of its divisors is an integer number (32091491250).

Almost surely, 2^{1000021002110} is an apocalyptic number.

1000021002110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000021002110 is an abundant number, since it is smaller than the sum of its proper divisors (1053834437890).

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

1000021002110 is a wasteful number, since it uses less digits than its factorization.

1000021002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291845.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1000021002110 its reverse (112001200001), we get a palindrome (1112022202111).

The spelling of 1000021002110 in words is "one trillion, twenty-one million, two thousand, one hundred ten".