101203011011 has 4 divisors (see below), whose sum is σ = 101882226000. Its totient is φ = 100523796024.

The previous prime is 101203010977. The next prime is 101203011023. The reversal of 101203011011 is 110110302101.

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 101203011011 - 2³⁴ = 84023141827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101203010983 and 101203011001.

It is not an unprimeable number, because it can be changed into a prime (101203016011) 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, 339607271 + ... + 339607568.

It is an arithmetic number, because the mean of its divisors is an integer number (25470556500).

Almost surely, 2^101203011011 is an apocalyptic number.

101203011011 is a deficient number, since it is larger than the sum of its proper divisors (679214989).

101203011011 is an equidigital number, since it uses as much as digits as its factorization.

101203011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679214988.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 101203011011 its reverse (110110302101), we get a palindrome (211313313112).

The spelling of 101203011011 in words is "one hundred one billion, two hundred three million, eleven thousand, eleven".