101021043011042 has 32 divisors (see below), whose sum is σ = 188978681211264. Its totient is φ = 39347137267200.

The previous prime is 101021043010999. The next prime is 101021043011081. The reversal of 101021043011042 is 240110340120101.

101021043011042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101021043011042² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97069553 + ... + 98104740.

It is an arithmetic number, because the mean of its divisors is an integer number (5905583787852).

Almost surely, 2^{101021043011042} is an apocalyptic number.

101021043011042 is a deficient number, since it is larger than the sum of its proper divisors (87957638200222).

101021043011042 is a wasteful number, since it uses less digits than its factorization.

101021043011042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195177674.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 101021043011042 its reverse (240110340120101), we get a palindrome (341131383131143).

The spelling of 101021043011042 in words is "one hundred one trillion, twenty-one billion, forty-three million, eleven thousand, forty-two".