1022131222040 has 32 divisors (see below), whose sum is σ = 2300701266000. Its totient is φ = 408691419264.

The previous prime is 1022131222019. The next prime is 1022131222069. The reversal of 1022131222040 is 402221312201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4930595 + ... + 5133714.

Almost surely, 2^{1022131222040} is an apocalyptic number.

1022131222040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022131222040 is an abundant number, since it is smaller than the sum of its proper divisors (1278570043960).

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

1022131222040 is a wasteful number, since it uses less digits than its factorization.

1022131222040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066859 (or 10066855 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1022131222040 its reverse (402221312201), we get a palindrome (1424352534241).

The spelling of 1022131222040 in words is "one trillion, twenty-two billion, one hundred thirty-one million, two hundred twenty-two thousand, forty".