100105061050042 has 8 divisors (see below), whose sum is σ = 155335439560500. Its totient is φ = 48326581196544.

The previous prime is 100105061050037. The next prime is 100105061050061. The reversal of 100105061050042 is 240050160501001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 98371464861121 + 1733596188921 = 9918239^2 + 1316661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100105061049989 and 100105061050016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862974664167 + ... + 862974664282.

Almost surely, 2^{100105061050042} is an apocalyptic number.

100105061050042 is a deficient number, since it is larger than the sum of its proper divisors (55230378510458).

100105061050042 is a wasteful number, since it uses less digits than its factorization.

100105061050042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725949328480.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 100105061050042 in words is "one hundred trillion, one hundred five billion, sixty-one million, fifty thousand, forty-two".