1042224402131 has 24 divisors (see below), whose sum is σ = 1153516277760. Its totient is φ = 940926579120.

The previous prime is 1042224402127. The next prime is 1042224402139. The reversal of 1042224402131 is 1312044222401.

It is not a de Polignac number, because 1042224402131 - 2² = 1042224402127 is a prime.

It is a super-2 number, since 2×1042224402131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1042224402131.

It is not an unprimeable number, because it can be changed into a prime (1042224402139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25994606 + ... + 26034668.

It is an arithmetic number, because the mean of its divisors is an integer number (48063178240).

Almost surely, 2^{1042224402131} is an apocalyptic number.

1042224402131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1042224402131 is a deficient number, since it is larger than the sum of its proper divisors (111291875629).

1042224402131 is a wasteful number, since it uses less digits than its factorization.

1042224402131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41567 (or 41556 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1042224402131 its reverse (1312044222401), we get a palindrome (2354268624532).

The spelling of 1042224402131 in words is "one trillion, forty-two billion, two hundred twenty-four million, four hundred two thousand, one hundred thirty-one".