2211221101148 has 24 divisors (see below), whose sum is σ = 4059022786560. Its totient is φ = 1052003656880.

The previous prime is 2211221101147. The next prime is 2211221101151. The reversal of 2211221101148 is 8411011221122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211221101147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62901308 + ... + 62936451.

It is an arithmetic number, because the mean of its divisors is an integer number (169125949440).

Almost surely, 2^{2211221101148} is an apocalyptic number.

It is an amenable number.

2211221101148 is a deficient number, since it is larger than the sum of its proper divisors (1847801685412).

2211221101148 is a wasteful number, since it uses less digits than its factorization.

2211221101148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125837977 (or 125837975 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 26.

The spelling of 2211221101148 in words is "two trillion, two hundred eleven billion, two hundred twenty-one million, one hundred one thousand, one hundred forty-eight".