211119225540 has 48 divisors (see below), whose sum is σ = 598616551680. Its totient is φ = 55585820160.

The previous prime is 211119225521. The next prime is 211119225563. The reversal of 211119225540 is 45522911112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22265221 + ... + 22274700.

It is an arithmetic number, because the mean of its divisors is an integer number (12471178160).

Almost surely, 2^211119225540 is an apocalyptic number.

211119225540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211119225540 is an abundant number, since it is smaller than the sum of its proper divisors (387497326140).

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

211119225540 is a wasteful number, since it uses less digits than its factorization.

211119225540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44540012 (or 44540010 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 211119225540 in words is "two hundred eleven billion, one hundred nineteen million, two hundred twenty-five thousand, five hundred forty".