2211420633788 has 6 divisors (see below), whose sum is σ = 3869986109136. Its totient is φ = 1105710316892.

The previous prime is 2211420633757. The next prime is 2211420633797. The reversal of 2211420633788 is 8873360241122.

2211420633788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276427579220 + ... + 276427579227.

It is an arithmetic number, because the mean of its divisors is an integer number (644997684856).

Almost surely, 2^{2211420633788} is an apocalyptic number.

It is an amenable number.

2211420633788 is a deficient number, since it is larger than the sum of its proper divisors (1658565475348).

2211420633788 is a wasteful number, since it uses less digits than its factorization.

2211420633788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552855158451 (or 552855158449 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 2211420633788 in words is "two trillion, two hundred eleven billion, four hundred twenty million, six hundred thirty-three thousand, seven hundred eighty-eight".