1122345677890 has 32 divisors (see below), whose sum is σ = 2075057267904. Its totient is φ = 436755447360.

The previous prime is 1122345677879. The next prime is 1122345677899. The reversal of 1122345677890 is 987765432211.

It is not an unprimeable number, because it can be changed into a prime (1122345677899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196837 + ... + 3530503.

It is an arithmetic number, because the mean of its divisors is an integer number (64845539622).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1122345677890 = 2244691355780, but 3⋅1122345677890 = 3367037033670 is not.

Almost surely, 2^{1122345677890} is an apocalyptic number.

1122345677890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122345677890 is a deficient number, since it is larger than the sum of its proper divisors (952711590014).

1122345677890 is a wasteful number, since it uses less digits than its factorization.

1122345677890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342802.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 1122345677890 in words is "one trillion, one hundred twenty-two billion, three hundred forty-five million, six hundred seventy-seven thousand, eight hundred ninety".