1020154344422 has 12 divisors (see below), whose sum is σ = 1599656010540. Its totient is φ = 487899903348.

The previous prime is 1020154344413. The next prime is 1020154344437. The reversal of 1020154344422 is 2244434510201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 482113472 + ... + 482115587.

It is an arithmetic number, because the mean of its divisors is an integer number (133304667545).

Almost surely, 2^{1020154344422} is an apocalyptic number.

1020154344422 is a deficient number, since it is larger than the sum of its proper divisors (579501666118).

1020154344422 is an equidigital number, since it uses as much as digits as its factorization.

1020154344422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964229107 (or 964229084 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 1020154344422 its reverse (2244434510201), we get a palindrome (3264588854623).

The spelling of 1020154344422 in words is "one trillion, twenty billion, one hundred fifty-four million, three hundred forty-four thousand, four hundred twenty-two".