10033001021 has 2 divisors, whose sum is σ = 10033001022. Its totient is φ = 10033001020.

The previous prime is 10033001003. The next prime is 10033001039. The reversal of 10033001021 is 12010033001.

It is a balanced prime because it is at equal distance from previous prime (10033001003) and next prime (10033001039).

It can be written as a sum of positive squares in only one way, i.e., 9077325625 + 955675396 = 95275^2 + 30914^2 .

It is a cyclic number.

It is not a de Polignac number, because 10033001021 - 2²² = 10028806717 is a prime.

It is a super-2 number, since 2×10033001021² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10033000993 and 10033001011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10033001821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5016500510 + 5016500511.

It is an arithmetic number, because the mean of its divisors is an integer number (5016500511).

Almost surely, 2^10033001021 is an apocalyptic number.

It is an amenable number.

10033001021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10033001021 is an equidigital number, since it uses as much as digits as its factorization.

10033001021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10033001021 its reverse (12010033001), we get a palindrome (22043034022).

The spelling of 10033001021 in words is "ten billion, thirty-three million, one thousand, twenty-one".