2001011029 has 2 divisors, whose sum is σ = 2001011030. Its totient is φ = 2001011028.

The previous prime is 2001011003. The next prime is 2001011039. The reversal of 2001011029 is 9201101002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1739056804 + 261954225 = 41702^2 + 16185^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001011029 - 2¹⁵ = 2000978261 is a prime.

It is a super-3 number, since 3×2001011029³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001011039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000505514 + 1000505515.

It is an arithmetic number, because the mean of its divisors is an integer number (1000505515).

Almost surely, 2^2001011029 is an apocalyptic number.

It is an amenable number.

2001011029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001011029 is an equidigital number, since it uses as much as digits as its factorization.

2001011029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 2001011029 is about 44732.6617696734. The cubic root of 2001011029 is about 1260.1333169174.

The spelling of 2001011029 in words is "two billion, one million, eleven thousand, twenty-nine".