1010110221031 has 4 divisors (see below), whose sum is σ = 1054028056752. Its totient is φ = 966192385312.

The previous prime is 1010110220983. The next prime is 1010110221037. The reversal of 1010110221031 is 1301220110101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010110221031 - 2¹¹ = 1010110218983 is a prime.

It is a super-2 number, since 2×1010110221031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010110221037) 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 3 ways as a sum of consecutive naturals, for example, 21958917826 + ... + 21958917871.

It is an arithmetic number, because the mean of its divisors is an integer number (263507014188).

Almost surely, 2^{1010110221031} is an apocalyptic number.

1010110221031 is a deficient number, since it is larger than the sum of its proper divisors (43917835721).

1010110221031 is an equidigital number, since it uses as much as digits as its factorization.

1010110221031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43917835720.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1010110221031 its reverse (1301220110101), we get a palindrome (2311330331132).

The spelling of 1010110221031 in words is "one trillion, ten billion, one hundred ten million, two hundred twenty-one thousand, thirty-one".