11620423052011 has 8 divisors (see below), whose sum is σ = 11718656096400. Its totient is φ = 11522334364320.

The previous prime is 11620423051949. The next prime is 11620423052143. The reversal of 11620423052011 is 11025032402611.

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

It is a cyclic number.

It is not a de Polignac number, because 11620423052011 - 2¹⁵ = 11620423019243 is a prime.

It is a super-2 number, since 2×11620423052011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11620423052311) 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, 35927496 + ... + 36249493.

It is an arithmetic number, because the mean of its divisors is an integer number (1464832012050).

Almost surely, 2^{11620423052011} is an apocalyptic number.

11620423052011 is a deficient number, since it is larger than the sum of its proper divisors (98233044389).

11620423052011 is a wasteful number, since it uses less digits than its factorization.

11620423052011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72178349.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 11620423052011 its reverse (11025032402611), we get a palindrome (22645455454622).

The spelling of 11620423052011 in words is "eleven trillion, six hundred twenty billion, four hundred twenty-three million, fifty-two thousand, eleven".