21422103024112 has 40 divisors (see below), whose sum is σ = 49070334520800. Its totient is φ = 8864318491392.

The previous prime is 21422103024109. The next prime is 21422103024121. The reversal of 21422103024112 is 21142030122412.

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, 3297734287 + ... + 3297740782.

It is an arithmetic number, because the mean of its divisors is an integer number (1226758363020).

Almost surely, 2^{21422103024112} is an apocalyptic number.

It is an amenable number.

21422103024112 is an abundant number, since it is smaller than the sum of its proper divisors (27648231496688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21422103024112 is a wasteful number, since it uses less digits than its factorization.

21422103024112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6595475113 (or 6595475107 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 21422103024112 its reverse (21142030122412), we get a palindrome (42564133146524).

The spelling of 21422103024112 in words is "twenty-one trillion, four hundred twenty-two billion, one hundred three million, twenty-four thousand, one hundred twelve".