1021342124152 has 32 divisors (see below), whose sum is σ = 2191842338400. Its totient is φ = 437067638784.

The previous prime is 1021342124149. The next prime is 1021342124183. The reversal of 1021342124152 is 2514212431201.

It is a happy number.

1021342124152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1021342124152.

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, 13512277 + ... + 13587652.

It is an arithmetic number, because the mean of its divisors is an integer number (68495073075).

Almost surely, 2^{1021342124152} is an apocalyptic number.

It is an amenable number.

1021342124152 is an abundant number, since it is smaller than the sum of its proper divisors (1170500214248).

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

1021342124152 is a wasteful number, since it uses less digits than its factorization.

1021342124152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27100615 (or 27100611 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1021342124152 its reverse (2514212431201), we get a palindrome (3535554555353).

The spelling of 1021342124152 in words is "one trillion, twenty-one billion, three hundred forty-two million, one hundred twenty-four thousand, one hundred fifty-two".