1902241040131 has 4 divisors (see below), whose sum is σ = 1907424258592. Its totient is φ = 1897057821672.

The previous prime is 1902241040129. The next prime is 1902241040159. The reversal of 1902241040131 is 1310401422091.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1902241040131 - 2¹ = 1902241040129 is a prime.

It is a super-3 number, since 3×1902241040131³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1902241040131.

It is not an unprimeable number, because it can be changed into a prime (1902241040191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591608680 + ... + 2591609413.

It is an arithmetic number, because the mean of its divisors is an integer number (476856064648).

Almost surely, 2^{1902241040131} is an apocalyptic number.

1902241040131 is a deficient number, since it is larger than the sum of its proper divisors (5183218461).

1902241040131 is an equidigital number, since it uses as much as digits as its factorization.

1902241040131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183218460.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 1902241040131 in words is "one trillion, nine hundred two billion, two hundred forty-one million, forty thousand, one hundred thirty-one".