1102012078252 has 12 divisors (see below), whose sum is σ = 1975558238136. Its totient is φ = 537566867360.

The previous prime is 1102012078241. The next prime is 1102012078253. The reversal of 1102012078252 is 2528702102011.

It is a super-2 number, since 2×1102012078252² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1102012078253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3359792758 + ... + 3359793085.

It is an arithmetic number, because the mean of its divisors is an integer number (164629853178).

Almost surely, 2^{1102012078252} is an apocalyptic number.

It is an amenable number.

1102012078252 is a deficient number, since it is larger than the sum of its proper divisors (873546159884).

1102012078252 is a wasteful number, since it uses less digits than its factorization.

1102012078252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6719585888 (or 6719585886 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

The spelling of 1102012078252 in words is "one trillion, one hundred two billion, twelve million, seventy-eight thousand, two hundred fifty-two".