1228972105119 has 16 divisors (see below), whose sum is σ = 1787641914240. Its totient is φ = 744812360160.

The previous prime is 1228972105027. The next prime is 1228972105121. The reversal of 1228972105119 is 9115012798221.

It is not a de Polignac number, because 1228972105119 - 2⁷ = 1228972104991 is a prime.

It is a super-2 number, since 2×1228972105119² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228972105129) 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, 874909 + ... + 1795385.

It is an arithmetic number, because the mean of its divisors is an integer number (111727619640).

Almost surely, 2^{1228972105119} is an apocalyptic number.

1228972105119 is a deficient number, since it is larger than the sum of its proper divisors (558669809121).

1228972105119 is a wasteful number, since it uses less digits than its factorization.

1228972105119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960950.

The product of its (nonzero) digits is 181440, while the sum is 48.

The spelling of 1228972105119 in words is "one trillion, two hundred twenty-eight billion, nine hundred seventy-two million, one hundred five thousand, one hundred nineteen".