1122002020140 has 48 divisors (see below), whose sum is σ = 3193107398880. Its totient is φ = 294295610880.

The previous prime is 1122002020037. The next prime is 1122002020141. The reversal of 1122002020140 is 410202002211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1122002020141) 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, 153275305 + ... + 153282624.

It is an arithmetic number, because the mean of its divisors is an integer number (66523070810).

Almost surely, 2^{1122002020140} is an apocalyptic number.

1122002020140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122002020140 is an abundant number, since it is smaller than the sum of its proper divisors (2071105378740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122002020140 is a wasteful number, since it uses less digits than its factorization.

1122002020140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306558002 (or 306558000 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1122002020140 its reverse (410202002211), we get a palindrome (1532204022351).

The spelling of 1122002020140 in words is "one trillion, one hundred twenty-two billion, two million, twenty thousand, one hundred forty".