21011422411012 has 48 divisors (see below), whose sum is σ = 40218122508480. Its totient is φ = 9525561091200.

The previous prime is 21011422411003. The next prime is 21011422411013.

21011422411012 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (21011422411013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74455314 + ... + 74736982.

It is an arithmetic number, because the mean of its divisors is an integer number (837877552260).

Almost surely, 2^{21011422411012} is an apocalyptic number.

21011422411012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21011422411012 is a deficient number, since it is larger than the sum of its proper divisors (19206700097468).

21011422411012 is a wasteful number, since it uses less digits than its factorization.

21011422411012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286132 (or 286130 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

It can be divided in two parts, 2101142 and 2411012, that added together give a palindrome (4512154).

The spelling of 21011422411012 in words is "twenty-one trillion, eleven billion, four hundred twenty-two million, four hundred eleven thousand, twelve".