1201061431884 has 24 divisors (see below), whose sum is σ = 2803024925680. Its totient is φ = 400275489024.

The previous prime is 1201061431879. The next prime is 1201061431891. The reversal of 1201061431884 is 4881341601021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9726289 + ... + 9849000.

Almost surely, 2^{1201061431884} is an apocalyptic number.

It is an amenable number.

1201061431884 is an abundant number, since it is smaller than the sum of its proper divisors (1601963493796).

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

1201061431884 is a wasteful number, since it uses less digits than its factorization.

1201061431884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19580409 (or 19580407 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The spelling of 1201061431884 in words is "one trillion, two hundred one billion, sixty-one million, four hundred thirty-one thousand, eight hundred eighty-four".