1142210101 has 8 divisors (see below), whose sum is σ = 1148755608. Its totient is φ = 1135680000.

The previous prime is 1142210053. The next prime is 1142210119. The reversal of 1142210101 is 1010122411.

It can be written as a sum of positive squares in 4 ways, for example, as 686387601 + 455822500 = 26199^2 + 21350^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1142210101 - 2¹³ = 1142201909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142210131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165561 + ... + 172321.

It is an arithmetic number, because the mean of its divisors is an integer number (143594451).

Almost surely, 2^1142210101 is an apocalyptic number.

It is an amenable number.

1142210101 is a deficient number, since it is larger than the sum of its proper divisors (6545507).

1142210101 is an equidigital number, since it uses as much as digits as its factorization.

1142210101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7703.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1142210101 is about 33796.5989561080. The cubic root of 1142210101 is about 1045.3185695710.

Adding to 1142210101 its reverse (1010122411), we get a palindrome (2152332512).

The spelling of 1142210101 in words is "one billion, one hundred forty-two million, two hundred ten thousand, one hundred one".