1040202122140 has 24 divisors (see below), whose sum is σ = 2200369166352. Its totient is φ = 413043761280.

The previous prime is 1040202122131. The next prime is 1040202122149. The reversal of 1040202122140 is 412212020401.

It is an interprime number because it is at equal distance from previous prime (1040202122131) and next prime (1040202122149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040202122149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189815166 + ... + 189820645.

It is an arithmetic number, because the mean of its divisors is an integer number (91682048598).

Almost surely, 2^{1040202122140} is an apocalyptic number.

1040202122140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040202122140 is an abundant number, since it is smaller than the sum of its proper divisors (1160167044212).

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

1040202122140 is a wasteful number, since it uses less digits than its factorization.

1040202122140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379635957 (or 379635955 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1040202122140 its reverse (412212020401), we get a palindrome (1452414142541).

The spelling of 1040202122140 in words is "one trillion, forty billion, two hundred two million, one hundred twenty-two thousand, one hundred forty".