1222120358004 has 288 divisors, whose sum is σ = 3608262489216. Its totient is φ = 319093447680.

The previous prime is 1222120358003. The next prime is 1222120358101. The reversal of 1222120358004 is 4008530212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222120358003) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 345132474 + ... + 345136014.

Almost surely, 2^{1222120358004} is an apocalyptic number.

1222120358004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1222120358004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804131244608).

1222120358004 is an abundant number, since it is smaller than the sum of its proper divisors (2386142131212).

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

1222120358004 is a wasteful number, since it uses less digits than its factorization.

1222120358004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 4006 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 1222120358004 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, three hundred fifty-eight thousand, four".