141220042262461 has 4 divisors (see below), whose sum is σ = 141220387268572. Its totient is φ = 141219697256352.

The previous prime is 141220042262449. The next prime is 141220042262513. The reversal of 141220042262461 is 164262240022141.

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

It can be written as a sum of positive squares in 2 ways, for example, as 106122344464900 + 35097697797561 = 10301570^2 + 5924331^2 .

It is a cyclic number.

It is not a de Polignac number, because 141220042262461 - 2²⁵ = 141220008708029 is a prime.

It is a super-2 number, since 2×141220042262461² (a number of 29 digits) contains 22 as substring.

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 141220042262461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141220042262861) 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, 171888336 + ... + 172707961.

It is an arithmetic number, because the mean of its divisors is an integer number (35305096817143).

Almost surely, 2^{141220042262461} is an apocalyptic number.

It is an amenable number.

141220042262461 is a deficient number, since it is larger than the sum of its proper divisors (345006111).

141220042262461 is an equidigital number, since it uses as much as digits as its factorization.

141220042262461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345006110.

The product of its (nonzero) digits is 73728, while the sum is 37.

The spelling of 141220042262461 in words is "one hundred forty-one trillion, two hundred twenty billion, forty-two million, two hundred sixty-two thousand, four hundred sixty-one".