101541220251451 has 8 divisors (see below), whose sum is σ = 102986692964064. Its totient is φ = 100104377227200.

The previous prime is 101541220251433. The next prime is 101541220251469. The reversal of 101541220251451 is 154152022145101.

It is an interprime number because it is at equal distance from previous prime (101541220251433) and next prime (101541220251469).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101541220251451 - 2³⁵ = 101506860513083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101541220251491) 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, 2157398391 + ... + 2157445456.

It is an arithmetic number, because the mean of its divisors is an integer number (12873336620508).

Almost surely, 2^{101541220251451} is an apocalyptic number.

101541220251451 is a deficient number, since it is larger than the sum of its proper divisors (1445472712613).

101541220251451 is a wasteful number, since it uses less digits than its factorization.

101541220251451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314844181.

The product of its (nonzero) digits is 16000, while the sum is 34.

Adding to 101541220251451 its reverse (154152022145101), we get a palindrome (255693242396552).

The spelling of 101541220251451 in words is "one hundred one trillion, five hundred forty-one billion, two hundred twenty million, two hundred fifty-one thousand, four hundred fifty-one".