1001210996 has 6 divisors (see below), whose sum is σ = 1752119250. Its totient is φ = 500605496.

The previous prime is 1001210981. The next prime is 1001211017. The reversal of 1001210996 is 6990121001.

It can be written as a sum of positive squares in only one way, i.e., 568154896 + 433056100 = 23836^2 + 20810^2 .

It is a super-2 number, since 2×1001210996² = 2004846917022624032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125151371 + ... + 125151378.

It is an arithmetic number, because the mean of its divisors is an integer number (292019875).

Almost surely, 2^1001210996 is an apocalyptic number.

It is an amenable number.

1001210996 is a deficient number, since it is larger than the sum of its proper divisors (750908254).

1001210996 is a wasteful number, since it uses less digits than its factorization.

1001210996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250302753 (or 250302751 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 1001210996 is about 31641.9183362830. The cubic root of 1001210996 is about 1000.4035024972.

Adding to 1001210996 its reverse (6990121001), we get a palindrome (7991331997).

The spelling of 1001210996 in words is "one billion, one million, two hundred ten thousand, nine hundred ninety-six".