2221099999948 has 12 divisors (see below), whose sum is σ = 3887762912320. Its totient is φ = 1110310596432.

The previous prime is 2221099999897. The next prime is 2221100000029. The reversal of 2221099999948 is 8499999901222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59830011 + ... + 59867122.

Almost surely, 2^{2221099999948} is an apocalyptic number.

It is an amenable number.

2221099999948 is a deficient number, since it is larger than the sum of its proper divisors (1666662912372).

2221099999948 is a wasteful number, since it uses less digits than its factorization.

2221099999948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119701776 (or 119701774 counting only the distinct ones).

The product of its (nonzero) digits is 136048896, while the sum is 73.

The spelling of 2221099999948 in words is "two trillion, two hundred twenty-one billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred forty-eight".