2031210136 has 16 divisors (see below), whose sum is σ = 3808997640. Its totient is φ = 1015477440.

The previous prime is 2031210121. The next prime is 2031210157. The reversal of 2031210136 is 6310121302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112915 + ... + 129661.

Almost surely, 2^2031210136 is an apocalyptic number.

It is an amenable number.

2031210136 is a deficient number, since it is larger than the sum of its proper divisors (1777787504).

2031210136 is a wasteful number, since it uses less digits than its factorization.

2031210136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31914 (or 31910 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2031210136 is about 45068.9486897576. The cubic root of 2031210136 is about 1266.4409698828.

Adding to 2031210136 its reverse (6310121302), we get a palindrome (8341331438).

The spelling of 2031210136 in words is "two billion, thirty-one million, two hundred ten thousand, one hundred thirty-six".