101040201042 has 128 divisors (see below), whose sum is σ = 234144138240. Its totient is φ = 28746627840.

The previous prime is 101040201007. The next prime is 101040201043. The reversal of 101040201042 is 240102040101.

It is not an unprimeable number, because it can be changed into a prime (101040201043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133474128 + ... + 133474884.

It is an arithmetic number, because the mean of its divisors is an integer number (1829251080).

Almost surely, 2^101040201042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101040201042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117072069120).

101040201042 is an abundant number, since it is smaller than the sum of its proper divisors (133103937198).

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

101040201042 is a wasteful number, since it uses less digits than its factorization.

101040201042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101040201042 its reverse (240102040101), we get a palindrome (341142241143).

The spelling of 101040201042 in words is "one hundred one billion, forty million, two hundred one thousand, forty-two".