1011201302115 has 96 divisors (see below), whose sum is σ = 1843207741440. Its totient is φ = 511847424000.

The previous prime is 1011201302107. The next prime is 1011201302119. The reversal of 1011201302115 is 5112031021101.

It is not a de Polignac number, because 1011201302115 - 2³ = 1011201302107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011201302119) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 154875171 + ... + 154881699.

It is an arithmetic number, because the mean of its divisors is an integer number (19200080640).

Almost surely, 2^{1011201302115} is an apocalyptic number.

1011201302115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1011201302115 is a deficient number, since it is larger than the sum of its proper divisors (832006439325).

1011201302115 is a wasteful number, since it uses less digits than its factorization.

1011201302115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7705 (or 7702 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 1011201302115 its reverse (5112031021101), we get a palindrome (6123232323216).

It can be divided in two parts, 1011201 and 302115, that added together give a square (1313316 = 1146²).

The spelling of 1011201302115 in words is "one trillion, eleven billion, two hundred one million, three hundred two thousand, one hundred fifteen".