21142114404122 has 16 divisors (see below), whose sum is σ = 32119204803840. Its totient is φ = 10435751141712.

The previous prime is 21142114404119. The next prime is 21142114404137. The reversal of 21142114404122 is 22140441124112.

It is a super-2 number, since 2×21142114404122² (a number of 27 digits) contains 22 as substring.

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, 8477873 + ... + 10684500.

It is an arithmetic number, because the mean of its divisors is an integer number (2007450300240).

Almost surely, 2^{21142114404122} is an apocalyptic number.

21142114404122 is a deficient number, since it is larger than the sum of its proper divisors (10977090399718).

21142114404122 is a wasteful number, since it uses less digits than its factorization.

21142114404122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19169437.

The product of its (nonzero) digits is 4096, while the sum is 29.

Adding to 21142114404122 its reverse (22140441124112), we get a palindrome (43282555528234).

The spelling of 21142114404122 in words is "twenty-one trillion, one hundred forty-two billion, one hundred fourteen million, four hundred four thousand, one hundred twenty-two".