101013213011 has 4 divisors (see below), whose sum is σ = 101015117112. Its totient is φ = 101011308912.

The previous prime is 101013212957. The next prime is 101013213017. The reversal of 101013213011 is 110312310101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110312310101 = 7 ⋅15758901443.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101013213011 is a prime.

It is a super-2 number, since 2×101013213011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101013213017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870125 + ... + 979358.

It is an arithmetic number, because the mean of its divisors is an integer number (25253779278).

Almost surely, 2^101013213011 is an apocalyptic number.

101013213011 is a deficient number, since it is larger than the sum of its proper divisors (1904101).

101013213011 is an equidigital number, since it uses as much as digits as its factorization.

101013213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904100.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 101013213011 its reverse (110312310101), we get a palindrome (211325523112).

The spelling of 101013213011 in words is "one hundred one billion, thirteen million, two hundred thirteen thousand, eleven".