11621602212311 has 8 divisors (see below), whose sum is σ = 14303510415264. Its totient is φ = 9195113838240.

The previous prime is 11621602212287. The next prime is 11621602212323. The reversal of 11621602212311 is 11321220612611.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11621602212311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621602214311) 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, 63854957120 + ... + 63854957301.

It is an arithmetic number, because the mean of its divisors is an integer number (1787938801908).

Almost surely, 2^{11621602212311} is an apocalyptic number.

11621602212311 is a deficient number, since it is larger than the sum of its proper divisors (2681908202953).

11621602212311 is a wasteful number, since it uses less digits than its factorization.

11621602212311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127709914441.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 11621602212311 its reverse (11321220612611), we get a palindrome (22942822824922).

The spelling of 11621602212311 in words is "eleven trillion, six hundred twenty-one billion, six hundred two million, two hundred twelve thousand, three hundred eleven".