10120021212010 has 16 divisors (see below), whose sum is σ = 18844177429800. Its totient is φ = 3908421985216.

The previous prime is 10120021211969. The next prime is 10120021212013. The reversal of 10120021212010 is 1021212002101.

It can be written as a sum of positive squares in 4 ways, for example, as 5654926804081 + 4465094407929 = 2378009^2 + 2113077^2 .

It is not an unprimeable number, because it can be changed into a prime (10120021212013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17448312145 + ... + 17448312724.

Almost surely, 2^{10120021212010} is an apocalyptic number.

10120021212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10120021212010 is a deficient number, since it is larger than the sum of its proper divisors (8724156217790).

10120021212010 is a wasteful number, since it uses less digits than its factorization.

10120021212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34896624905.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10120021212010 its reverse (1021212002101), we get a palindrome (11141233214111).

The spelling of 10120021212010 in words is "ten trillion, one hundred twenty billion, twenty-one million, two hundred twelve thousand, ten".