21411022011412 has 24 divisors (see below), whose sum is σ = 40876422935040. Its totient is φ = 9732083813760.

The previous prime is 21411022011409. The next prime is 21411022011413.

21411022011412 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21411022011413) 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, 2784948 + ... + 7111819.

It is an arithmetic number, because the mean of its divisors is an integer number (1703184288960).

Almost surely, 2^{21411022011412} is an apocalyptic number.

21411022011412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21411022011412 is a deficient number, since it is larger than the sum of its proper divisors (19465400923628).

21411022011412 is a wasteful number, since it uses less digits than its factorization.

21411022011412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945951 (or 9945949 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, 2141102 and 2011412, that added together give a palindrome (4152514).

The spelling of 21411022011412 in words is "twenty-one trillion, four hundred eleven billion, twenty-two million, eleven thousand, four hundred twelve".