1354123020000 has 120 divisors (see below), whose sum is σ = 4441794527016. Its totient is φ = 361099456000.

The previous prime is 1354123019927. The next prime is 1354123020001. The reversal of 1354123020000 is 203214531.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354123020001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11224359 + ... + 11344358.

Almost surely, 2^{1354123020000} is an apocalyptic number.

1354123020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1354123020000 is an abundant number, since it is smaller than the sum of its proper divisors (3087671507016).

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

1354123020000 is an equidigital number, since it uses as much as digits as its factorization.

1354123020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22568750 (or 22568727 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 1354123020000 its reverse (203214531), we get a palindrome (1354326234531).

The spelling of 1354123020000 in words is "one trillion, three hundred fifty-four billion, one hundred twenty-three million, twenty thousand".