21423411041102 has 16 divisors (see below), whose sum is σ = 36730603070592. Its totient is φ = 9180272981880.

The previous prime is 21423411041099. The next prime is 21423411041147. The reversal of 21423411041102 is 20114011432412.

It is a super-2 number, since 2×21423411041102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98962424 + ... + 99178667.

It is an arithmetic number, because the mean of its divisors is an integer number (2295662691912).

Almost surely, 2^{21423411041102} is an apocalyptic number.

21423411041102 is a deficient number, since it is larger than the sum of its proper divisors (15307192029490).

21423411041102 is a wasteful number, since it uses less digits than its factorization.

21423411041102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198148823.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 21423411041102 its reverse (20114011432412), we get a palindrome (41537422473514).

The spelling of 21423411041102 in words is "twenty-one trillion, four hundred twenty-three billion, four hundred eleven million, forty-one thousand, one hundred two".