101120021988342 has 32 divisors (see below), whose sum is σ = 232794295238400. Its totient is φ = 28683582802848.

The previous prime is 101120021988331. The next prime is 101120021988343. The reversal of 101120021988342 is 243889120021101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 101120021988294 and 101120021988303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120021988343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8660496217 + ... + 8660507892.

It is an arithmetic number, because the mean of its divisors is an integer number (7274821726200).

Almost surely, 2^{101120021988342} is an apocalyptic number.

101120021988342 is an abundant number, since it is smaller than the sum of its proper divisors (131674273250058).

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

101120021988342 is a wasteful number, since it uses less digits than its factorization.

101120021988342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17321004260.

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 101120021988342 in words is "one hundred one trillion, one hundred twenty billion, twenty-one million, nine hundred eighty-eight thousand, three hundred forty-two".