101120542 has 4 divisors (see below), whose sum is σ = 151680816. Its totient is φ = 50560270.

The previous prime is 101120533. The next prime is 101120561. The reversal of 101120542 is 245021101.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25280134 + ... + 25280137.

It is an arithmetic number, because the mean of its divisors is an integer number (37920204).

Almost surely, 2^101120542 is an apocalyptic number.

101120542 is a deficient number, since it is larger than the sum of its proper divisors (50560274).

101120542 is an equidigital number, since it uses as much as digits as its factorization.

101120542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50560273.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 101120542 is about 10055.8710214481. The cubic root of 101120542 is about 465.8861461801.

Adding to 101120542 its reverse (245021101), we get a palindrome (346141643).

The spelling of 101120542 in words is "one hundred one million, one hundred twenty thousand, five hundred forty-two".