101211112011 has 8 divisors (see below), whose sum is σ = 139301315584. Its totient is φ = 65297491560.

The previous prime is 101211111971. The next prime is 101211112081. The reversal of 101211112011 is 110211112101.

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

It is not a de Polignac number, because 101211112011 - 2¹¹ = 101211109963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101211112081) 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, 544145671 + ... + 544145856.

It is an arithmetic number, because the mean of its divisors is an integer number (17412664448).

Almost surely, 2^101211112011 is an apocalyptic number.

101211112011 is a deficient number, since it is larger than the sum of its proper divisors (38090203573).

101211112011 is a wasteful number, since it uses less digits than its factorization.

101211112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088291561.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101211112011 its reverse (110211112101), we get a palindrome (211422224112).

The spelling of 101211112011 in words is "one hundred one billion, two hundred eleven million, one hundred twelve thousand, eleven".