20031310023011 has 8 divisors (see below), whose sum is σ = 22896409726464. Its totient is φ = 17167081316040.

The previous prime is 20031310023007. The next prime is 20031310023013. The reversal of 20031310023011 is 11032001313002.

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

It is a cyclic number.

It is not a de Polignac number, because 20031310023011 - 2² = 20031310023007 is a prime.

It is a super-2 number, since 2×20031310023011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20031310023013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217699835 + ... + 217791828.

It is an arithmetic number, because the mean of its divisors is an integer number (2862051215808).

Almost surely, 2^{20031310023011} is an apocalyptic number.

20031310023011 is a deficient number, since it is larger than the sum of its proper divisors (2865099703453).

20031310023011 is an equidigital number, since it uses as much as digits as its factorization.

20031310023011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435498241.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 20031310023011 its reverse (11032001313002), we get a palindrome (31063311336013).

The spelling of 20031310023011 in words is "twenty trillion, thirty-one billion, three hundred ten million, twenty-three thousand, eleven".