1242219466754 has 32 divisors (see below), whose sum is σ = 2204970768000. Its totient is φ = 513550517760.

The previous prime is 1242219466751. The next prime is 1242219466757. The reversal of 1242219466754 is 4576649122421.

It is an interprime number because it is at equal distance from previous prime (1242219466751) and next prime (1242219466757).

It is a super-2 number, since 2×1242219466754² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1242219466696 and 1242219466705.

It is not an unprimeable number, because it can be changed into a prime (1242219466751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 959279 + ... + 1845170.

It is an arithmetic number, because the mean of its divisors is an integer number (68905336500).

Almost surely, 2^{1242219466754} is an apocalyptic number.

1242219466754 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1242219466754 is a deficient number, since it is larger than the sum of its proper divisors (962751301246).

1242219466754 is a wasteful number, since it uses less digits than its factorization.

1242219466754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805578.

The product of its digits is 5806080, while the sum is 53.

The spelling of 1242219466754 in words is "one trillion, two hundred forty-two billion, two hundred nineteen million, four hundred sixty-six thousand, seven hundred fifty-four".