1214525101 has 12 divisors (see below), whose sum is σ = 1302975540. Its totient is φ = 1131737600.

The previous prime is 1214525071. The next prime is 1214525113. The reversal of 1214525101 is 1015254121.

It can be written as a sum of positive squares in 6 ways, for example, as 725009476 + 489515625 = 26926^2 + 22125^2 .

It is not a de Polignac number, because 1214525101 - 2²⁷ = 1080307373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214525131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8385 + ... + 49993.

It is an arithmetic number, because the mean of its divisors is an integer number (108581295).

Almost surely, 2^1214525101 is an apocalyptic number.

It is an amenable number.

1214525101 is a deficient number, since it is larger than the sum of its proper divisors (88450439).

1214525101 is a wasteful number, since it uses less digits than its factorization.

1214525101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41744 (or 41727 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1214525101 is about 34850.0373170532. The cubic root of 1214525101 is about 1066.9289472977.

Adding to 1214525101 its reverse (1015254121), we get a palindrome (2229779222).

The spelling of 1214525101 in words is "one billion, two hundred fourteen million, five hundred twenty-five thousand, one hundred one".