1491200212203 has 80 divisors (see below), whose sum is σ = 2459728086816. Its totient is φ = 894453373440.

The previous prime is 1491200212199. The next prime is 1491200212213. The reversal of 1491200212203 is 3022120021941.

1491200212203 is a `hidden beast` number, since 1 + 49 + 1 + 200 + 212 + 203 = 666.

It is not a de Polignac number, because 1491200212203 - 2² = 1491200212199 is a prime.

It is a super-2 number, since 2×1491200212203² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1491200212213) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 48467901 + ... + 48498657.

Almost surely, 2^{1491200212203} is an apocalyptic number.

1491200212203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1491200212203 is a deficient number, since it is larger than the sum of its proper divisors (968527874613).

1491200212203 is a wasteful number, since it uses less digits than its factorization.

1491200212203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31946 (or 31937 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 1491200212203 in words is "one trillion, four hundred ninety-one billion, two hundred million, two hundred twelve thousand, two hundred three".