1010002120010 has 32 divisors (see below), whose sum is σ = 1968667161552. Its totient is φ = 370863498240.

The previous prime is 1010002119991. The next prime is 1010002120031. The reversal of 1010002120010 is 100212000101.

It can be written as a sum of positive squares in 8 ways, for example, as 216295849 + 1009785824161 = 14707^2 + 1004881^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1010002120010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21438479 + ... + 21485538.

Almost surely, 2^{1010002120010} is an apocalyptic number.

1010002120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010002120010 is a deficient number, since it is larger than the sum of its proper divisors (958665041542).

1010002120010 is a wasteful number, since it uses less digits than its factorization.

1010002120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42924218.

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

Adding to 1010002120010 its reverse (100212000101), we get a palindrome (1110214120111).

The spelling of 1010002120010 in words is "one trillion, ten billion, two million, one hundred twenty thousand, ten".