101575641434 has 4 divisors (see below), whose sum is σ = 152363462154. Its totient is φ = 50787820716.

The previous prime is 101575641413. The next prime is 101575641443. The reversal of 101575641434 is 434146575101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434146575101 = 1933 ⋅224597297.

It can be written as a sum of positive squares in only one way, i.e., 68881577209 + 32694064225 = 262453^2 + 180815^2 .

It is a super-2 number, since 2×101575641434² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101575641391 and 101575641400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25393910357 + ... + 25393910360.

Almost surely, 2^101575641434 is an apocalyptic number.

101575641434 is a deficient number, since it is larger than the sum of its proper divisors (50787820720).

101575641434 is an equidigital number, since it uses as much as digits as its factorization.

101575641434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50787820719.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 101575641434 in words is "one hundred one billion, five hundred seventy-five million, six hundred forty-one thousand, four hundred thirty-four".