101223042 has 16 divisors (see below), whose sum is σ = 203660352. Its totient is φ = 33538640.

The previous prime is 101223037. The next prime is 101223043. The reversal of 101223042 is 240322101.

It is a super-2 number, since 2×101223042² = 20492208463467528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101223043) 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, 49509 + ... + 51512.

It is an arithmetic number, because the mean of its divisors is an integer number (12728772).

Almost surely, 2^101223042 is an apocalyptic number.

101223042 is an abundant number, since it is smaller than the sum of its proper divisors (102437310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101223042 is a wasteful number, since it uses less digits than its factorization.

101223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101193.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 101223042 is about 10060.9662557828. The cubic root of 101223042 is about 466.0435069009.

Adding to 101223042 its reverse (240322101), we get a palindrome (341545143).

The spelling of 101223042 in words is "one hundred one million, two hundred twenty-three thousand, forty-two".