101201042402 has 16 divisors (see below), whose sum is σ = 157878264192. Its totient is φ = 48613536720.

The previous prime is 101201042399. The next prime is 101201042431. The reversal of 101201042402 is 204240102101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9640298 + ... + 9650789.

It is an arithmetic number, because the mean of its divisors is an integer number (9867391512).

Almost surely, 2^101201042402 is an apocalyptic number.

101201042402 is a deficient number, since it is larger than the sum of its proper divisors (56677221790).

101201042402 is a wasteful number, since it uses less digits than its factorization.

101201042402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19291193.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101201042402 its reverse (204240102101), we get a palindrome (305441144503).

The spelling of 101201042402 in words is "one hundred one billion, two hundred one million, forty-two thousand, four hundred two".