201231002122984 has 64 divisors (see below), whose sum is σ = 378673299210240. Its totient is φ = 100252040394240.

The previous prime is 201231002122979. The next prime is 201231002122993. The reversal of 201231002122984 is 489221200132102.

It is a happy number.

It is a super-2 number, since 2×201231002122984² (a number of 29 digits) contains 22 as substring.

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, 14031859654 + ... + 14031873994.

It is an arithmetic number, because the mean of its divisors is an integer number (5916770300160).

Almost surely, 2^{201231002122984} is an apocalyptic number.

It is an amenable number.

201231002122984 is a deficient number, since it is larger than the sum of its proper divisors (177442297087256).

201231002122984 is a wasteful number, since it uses less digits than its factorization.

201231002122984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19010 (or 19006 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 201231002122984 in words is "two hundred one trillion, two hundred thirty-one billion, two million, one hundred twenty-two thousand, nine hundred eighty-four".