10142344221040 has 40 divisors (see below), whose sum is σ = 23581088021808. Its totient is φ = 4056913996800.

The previous prime is 10142344221017. The next prime is 10142344221103. The reversal of 10142344221040 is 4012244324101.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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, 21277315 + ... + 21748765.

Almost surely, 2^{10142344221040} is an apocalyptic number.

10142344221040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10142344221040 is an abundant number, since it is smaller than the sum of its proper divisors (13438743800768).

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

10142344221040 is a wasteful number, since it uses less digits than its factorization.

10142344221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740377 (or 740371 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 10142344221040 its reverse (4012244324101), we get a palindrome (14154588545141).

The spelling of 10142344221040 in words is "ten trillion, one hundred forty-two billion, three hundred forty-four million, two hundred twenty-one thousand, forty".