101426220523 has 4 divisors (see below), whose sum is σ = 101881046848. Its totient is φ = 100971394200.

The previous prime is 101426220517. The next prime is 101426220589. The reversal of 101426220523 is 325022624101.

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 101426220523 - 2⁹ = 101426220011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101426220491 and 101426220500.

It is not an unprimeable number, because it can be changed into a prime (101426220503) 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, 227412828 + ... + 227413273.

It is an arithmetic number, because the mean of its divisors is an integer number (25470261712).

Almost surely, 2^101426220523 is an apocalyptic number.

101426220523 is a deficient number, since it is larger than the sum of its proper divisors (454826325).

101426220523 is an equidigital number, since it uses as much as digits as its factorization.

101426220523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454826324.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 101426220523 its reverse (325022624101), we get a palindrome (426448844624).

The spelling of 101426220523 in words is "one hundred one billion, four hundred twenty-six million, two hundred twenty thousand, five hundred twenty-three".