31003331020130 has 64 divisors (see below), whose sum is σ = 63964948320000. Its totient is φ = 10598606016768.

The previous prime is 31003331020121. The next prime is 31003331020157. The reversal of 31003331020130 is 3102013330013.

It is a super-2 number, since 2×31003331020130² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568434401 + ... + 568488939.

It is an arithmetic number, because the mean of its divisors is an integer number (999452317500).

Almost surely, 2^{31003331020130} is an apocalyptic number.

31003331020130 is an abundant number, since it is smaller than the sum of its proper divisors (32961617299870).

31003331020130 is a wasteful number, since it uses less digits than its factorization.

31003331020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78171.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 31003331020130 its reverse (3102013330013), we get a palindrome (34105344350143).

The spelling of 31003331020130 in words is "thirty-one trillion, three billion, three hundred thirty-one million, twenty thousand, one hundred thirty".