222020100101987 has 12 divisors (see below), whose sum is σ = 244367072891760. Its totient is φ = 201564803877360.

The previous prime is 222020100101941. The next prime is 222020100102007. The reversal of 222020100101987 is 789101001020222.

It is not a de Polignac number, because 222020100101987 - 2¹⁸ = 222020099839843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222020100101687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1234685912 + ... + 1234865717.

It is an arithmetic number, because the mean of its divisors is an integer number (20363922740980).

Almost surely, 2^{222020100101987} is an apocalyptic number.

222020100101987 is a deficient number, since it is larger than the sum of its proper divisors (22346972789773).

222020100101987 is a wasteful number, since it uses less digits than its factorization.

222020100101987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469552394 (or 2469552383 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 35.

The spelling of 222020100101987 in words is "two hundred twenty-two trillion, twenty billion, one hundred million, one hundred one thousand, nine hundred eighty-seven".