1056811512102 has 8 divisors (see below), whose sum is σ = 2113623024216. Its totient is φ = 352270504032.

The previous prime is 1056811512083. The next prime is 1056811512151. The reversal of 1056811512102 is 2012151186501.

It is a sphenic number, since it is the product of 3 distinct primes.

1056811512102 is an admirable number.

It is a super-2 number, since 2×1056811512102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88067626003 + ... + 88067626014.

It is an arithmetic number, because the mean of its divisors is an integer number (264202878027).

Almost surely, 2^{1056811512102} is an apocalyptic number.

1056811512102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1056811512102 is a wasteful number, since it uses less digits than its factorization.

1056811512102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176135252022.

The product of its (nonzero) digits is 4800, while the sum is 33.

Adding to 1056811512102 its reverse (2012151186501), we get a palindrome (3068962698603).

The spelling of 1056811512102 in words is "one trillion, fifty-six billion, eight hundred eleven million, five hundred twelve thousand, one hundred two".