210020011301031 has 8 divisors (see below), whose sum is σ = 280026801600000. Its totient is φ = 140013280934712.

The previous prime is 210020011301029. The next prime is 210020011301041. The reversal of 210020011301031 is 130103110020012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 210020011301031 - 2¹ = 210020011301029 is a prime.

It is a super-2 number, since 2×210020011301031² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210020011301031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020011301021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6044781 + ... + 21367718.

It is an arithmetic number, because the mean of its divisors is an integer number (35003350200000).

Almost surely, 2^{210020011301031} is an apocalyptic number.

210020011301031 is a deficient number, since it is larger than the sum of its proper divisors (70006790298969).

210020011301031 is a wasteful number, since it uses less digits than its factorization.

210020011301031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29966325.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 210020011301031 its reverse (130103110020012), we get a palindrome (340123121321043).

The spelling of 210020011301031 in words is "two hundred ten trillion, twenty billion, eleven million, three hundred one thousand, thirty-one".